1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
rusak2 [61]
3 years ago
14

What is the value of 7(x+4)² - 3x when x = 2?

Mathematics
1 answer:
sdas [7]3 years ago
5 0

Answer:  the value of 7x-y is -14.

Step-by-step explanation:

When x=2 and y=4,

To find the value of 7x - y when x =2, y = 4, this means when ever you see x, put 2 in replacement, y, put 4 respectively.

7x - y = 7(2 - 4)

14 - 28

= -14.​

You might be interested in
Simplify the expression (-8/15)+(1/15)
Mice21 [21]
If it is fractions then the answer is -7/15. Think of as 8/15 - 1/15 except the answer is a negative number

4 0
3 years ago
Find the volume of a rectangular prism with the following dimension 2cm by 3cm by 4cm
Dafna11 [192]

Answer:

24 cm³

Step-by-step explanation:

V = LWH = 2 × 3 × 4 cm³ = 24 cm³

8 0
2 years ago
Read 2 more answers
Bryce has heard that gas appliances are cheaper to use and can lower utility costs. He is interested in purchasing a new gas sto
Bond [772]

Answer:

C. $29.20

Step-by-step explanation:

The difference between using an electric stove and a gas stove everyday is 13 cents - 5 cents= 8 cents.

Saving 8 cents everyday.

Therefore for a year, Bryce will save 8 cents × 365days = 2920 cents

Then 2920 cents = $(2920÷100)

=$29.20

4 0
3 years ago
HELP QUICK PLEASE I BEG Grace invested $14985 in an account paying an interest rate of 9% compounded
azamat
19030.95
i think
take the og number times the percent then that times three and add it to the original number (sorry if that’s not right that’s just how i would do it)
7 0
3 years ago
7x+1=8x+3<br><br> Please help I did it but it said my answer was wrong
sweet-ann [11.9K]

I did some math and i got this

x = -2

8 0
2 years ago
Read 2 more answers
Other questions:
  • If the ratio of radius of two spheres is 4:7, the ratio of their volume is?​
    10·1 answer
  • In the figure above, arc RST measures 30°
    6·1 answer
  • The average low temperature by month in Nashville is represented by the function
    8·1 answer
  • What is AC if AB = 5 and BC = 11.
    11·1 answer
  • A football team lost 9 yards on its first play. On the next two plays they gained 3 yards and then 6 yards.Part A.What expressio
    15·1 answer
  • Three numbers are in the ratio 3:9:10. If 10 is added to the last number, then the three numbers form an arithmetic progression.
    12·1 answer
  • Evaluate the expression
    15·2 answers
  • Is y = 3(x - 2) linear or nonlinear​
    10·1 answer
  • A car's rear windshield wiper rotates 130°. The total length of the wiper mechanism is 25 inches and the length of the wiper bla
    15·1 answer
  • In order to meet ADA (Americans with Disabilities Act) requirements, a wheelchair ramp must have an angle of elevation of no mor
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!