if f(x)= -5 -7x, find f(-2)

Answers

Answer 1

Answer:

Given f(-2)

= -5 -7(-2)

= -5+14

= 9

Thus f(-2) of f(x)= 5-7x is 9


Related Questions

6 tan²o - 6
cos²theta​

Answers

Answer:

6

Step-by-step explanation:

6 tan²Θ - 6 cos² Θ

= 6(tan²Θ-cos²Θ)

= 6( sin²Θ/cos²Θ - cos²Θ)

= 6( sin²Θ - 1/cos²Θ)

= 6( cos²Θ/cos²Θ)

= 6(1)

= 6

Carter has 60 balloons 4/12 of the balloons are black, and 3/12 of the balloons are white. The rest of the balloons are red. How many red ballons does Carter have?

Answers

Answer:

25 is the the answer

Step-by-step explanation:

Number of red balloon= 12/12- 4/12+3/12

=5/12

number of red balloon= 5/12*60

=25

Solve this equation for x:
-100+2х=80+бх


Answers

Answer:

-45

Step-by-step explanation:

-100 + -80 = 6x + -2x

-180 = 4x

-180/4 = -45

Answer:

x= -45

Step-by-step explanation:

-100 + 2x =  80 + 6x

-80  - 2x  =  -80 -2x

------------------------------

-180 + 0   =    0 + 4x

-180/4 = x

-45 = x

What is m<8 if m <4 = 50°?​

Answers

Answer:

130 degrees

Step-by-step explanation:

angle 4 and angle 8 should add up to 180 degrees

Your disgestive system starts to work. Disgestive juice begins to break down your cookie into different parts, sugars, fats etc.
Physical or Chemical Change?
Facts or Chemical Changes?

Answers

Can u explain more so I can help u

Chase invested $39,000 in an account paying an interest rate of 3.2% compounded
daily. Assuming no deposits or withdrawals are made, how long would it take, to the
nearest tenth of a year, for the value of the account to reach $66,100?

Answers

Answer:

16.5

Step-by-step explanation:

It takes 0.05 years account to reach $66,100

What Is an Interest Rate?

The interest rate is the amount a lender charges a borrower and is a percentage of the principal—the amount loaned. The interest rate on a loan is typically noted on an annual basis known as the annual percentage rate (APR).

According to the question, we have

Principal = 39000

Interest rate = 3.2%

The investment compounds daily.

So we can get F = [tex]39000(1+0.032)^{x}[/tex]

When F = 66100

[tex]66100=39000(1+0.032)^{x}[/tex]

⇒ [tex]\frac{66100}{39000}=(1+0.032)^{x}[/tex]

⇒ [tex]1.69=(1.032)^{x}[/tex]

⇒ [tex]x = log 1.69_{1.032}[/tex]

⇒ [tex]x = \frac{log1.69}{log1.032}[/tex]

⇒ x = 17 days

It takes 17 days account to reach $66,100

Converting days into years

= [tex]\frac{17}{365}[/tex]

= 0.045

= 0.05 (nearest tenth of a year)

Hence, It takes 0.05 years account to reach $66,100.

Find out more information about interest rate here

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help please im bad at math and i gotta do 2 more after this

Answers

the ones that start with 6

A frequency table for the 34 best batting averages from a baseball league is
shown below. Which of the following histograms best represents the data in
the table?
Frequency
2
Batting Average
0.320 -0.329
0.330 -0.339
0.340 -0.349
0.350 - 0.359
0.360 -0.369
0000
A.
B.
C.
.320-329
-330-339
1.340-349
.350-350
360-360
320-329
:330-339
.340-349
.350-359
.360-360
.320-329
-330-339
.340-349
.350 - 350
.360-360
-320-320
.330-339
340-349
350-350
.360-369
A. Graph A
B. Graph B
C. Graph D
O D. Graph C

Answers

Graph C

C is the answer because the values, 2,8,14,8,2 represent one “smooth” bar graph.

The ranges of batting averages were least common among the players is 0.320-0.329 and 0.360-0.369 , Option D is the correct answer.

What is meaning of Average ?

Average is the middle value of a set of data points , calculated by summing all the data points and then dividing by the number of points.

here, we have,

It is given that , 30 best batting averages for a semi-pro baseball league.

The ranges of batting averages were least common among the players

To find this , it has to be observed that which range has the lowest frequency

The range 0.320-0.329 and 0.360-0.369 has frequency of 1 which is the least among all

Hence Option D is the correct answer.

To know more about Average

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three times Jeffs age is Kelly’s age Kelly is 48 years old what is Jeffs age

Answers

Answer:

48 divided by 3 is 16

Step-by-step explanation:

please give good rating

Write each number in scientific notation. 1. 14,700
2. 0.00083
3. 760,000,000
4. 0.038
5. 0.38
6. 3.8
7. 3,800,000,000,000
8. 0.0000000009​

Answers

1.) 1.47 x 10^4 is the correct answer

Solve the equation: 8(x−3)+14=2(4x+5)

x=−5

B
No Solution

C
x=0

D
Infinite Solutions

Answers

The answer is No solution

Answer:

B) no solution

Step-by-step explanation:

8(x-3)+14=2(4x+5)

8x-24+14=8x+10

8x-10=8x+10

8x=8x+20

Pls help me this is timed (have a good day Jesus loves u.)

Answers

Answer:

The anwser is B

Step-by-step explanation:

When you have something to the third power, you multiply it by itself three times.

Have a good day :)

Answer

b is correct

Step-by-step explanation:

SOLVE X & THE ANGLE RELATIONSHIP. PLS HELP ASAP! THX

Answers

Step-by-step explanation:

The angle relationship is vertically opposite angles.

so

x = 77°

Some one help me before I fail this class.

Answers

35 because you can not multiply both numbers by the same number to get a smaller Greatest common multiple

How many factors are in the following expression: 3x(x + 5)(y – 3)
Options:
A- 1
B-2
C-3
D-4

Answers

Answer:

3

Step-by-step explanation:

porque es esa y xq quiero unos puntos:p

A rectangular garden has a walkway around it. The area of the garden is 4​(6.5x+3.5​). The combined area of the garden and the walkway is 5.5​(8x+6​). Find the area of the walkway around the garden as the sum of two terms.

Answers

Answer:The area of the walkway around is 26 x + 16 as the sum of two terms

Step-by-step explanation:

MISS GORL, MISS TOYLOR, MISS JUDGE, HELP ASAP THANKS LOVE YOU QT

Answers

Answer: 15cm (A)

Step-by-step explanation: Gimmie brainliest plz

Answer:

15cm

Step-by-step explanation:

9 in. 2 in. 5 in 2 in. 2 in 5 in. 2 in.​

Answers

Answer:

3 in because of the grammit

Answer:

3in

Step-by-step explanation:

It’s Right

Isabel is designing a new fish tank that is shaped like a triangular prism with lateral faces made of glass. The bases of the prism are right triangles. Isabel’s new fish tank will look like the diagram below but it will have twice the height of the prism shown in the diagram.

Help?

Answers

The lateral surface area of Isabel's fish tank is 384 inches².

The lateral surface area is the sum of the area of the other faces of the figure excluding the bases.

Isabella fish tank is twice the height of the prism . Therefore

h = 2(8) = 16 inches

The sum of the area of the other three sides are as follows:

Lateral surface area = 16(6) + 16(8) + 16(10)

Lateral surface area = 96 + 128 + 160

Lateral surface area = 384 inches²

learn more on 3 dimensional figures: https://brainly.com/question/20824448?referrer=searchResults

Find a common denominator for the pair of fractions. Then, write equivalent fractions with the
common denominator.
1/8
and
2/3
What is a common denominator?
A. 8
B. 3
C. 12
D. 24

Answers

Answer:

24

Step-by-step explanation:

8 x 3 = 24

3 x 8 = 24

1/8 × 3/3 = 3/24

2/3 × 8/8 = 16/24

The answer is D

What is the domain of g?

Answers

Answer:

domain is (-5,7)

Step-by-step explanation:

because we're only looking at the x values and you can see one point is at -5 and the other one ends at 7.

hope that helps!

k+8=19 ?????????????

Answers

Answer: 11

Step-by-step explanation:

Answer:

=11

Step-by-step explanation:

Challenge A gold mine has two elevators, one for equipment and another for the miners. The
equipment elevator descends 6 feet per second. The elevator for the miners descends 13 feet per
second. One day, the equipment elevator begins to descend. After 32 seconds, the elevator for the
miners begins to descend. What is the position of each elevator relative to the surface after
another 12 seconds? At that time, which elevator is deeper?
The nosition of thn
in

Answers

Answer:

.

Step-by-step explanation:

Find the values of the variables and the length of each segment.

Answers

Answer:

x=20

Step-by-step explanation:

Using the midsegment theorem:

(x-8+2x-12)/2=x

x=20

x-8=12

2x-12=28


Toyota is having their annual Holiday sale, all cars are 30% off. If
will the car cost if the original price is $28,000?

Answers

I used a calculator to answer this question and I got $19,600. I hope this helped

!!!! need helppp with this pleaseee

Answers

Answer:

m=70°

Step-by-step explanation:

m=180-110

reason - angle on a straight line equals 180

m=70°

there you go


PLS HELP ASAP!!!!


what is the value of x in this figure ? enter your answer in the box below.

Answers

29 is the value of x

PLZZZZZZZZ HELPPP SOONNN REWARD BRAINLIESTT!!!!!!!!!!!!!!!!!!

Answers

The vertex of the parabola is on the x-axis. The parabola opens down. There are 2 x-intercepts. the x intercept would be (1,0) so you could choose the one that says just one.

what is half of 12/12

Answers

Answer: 0.5

12/12 = 1

And you want half so it would be 0.5

0.5 + 0.5 = 1

Answer:

6/12

Step-by-step explanation:

PLEASE MARK BRAINLIEST OR THIS GUY WILL HAUNT U IN UR SLEEP!!!!

What is the inequality of x+6y<6

Answers

Answer:

x < 6 − 6 y

Step-by-step explanation:

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