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
siniylev [52]
3 years ago
13

Perform the operation. (4x^2 + 6x + 7) - (-8x^2 – 2x + 6)

Mathematics
1 answer:
LenaWriter [7]3 years ago
8 0

12 {x}^{2}  + 8x + 1

\large\mathfrak{{\pmb{\underline{\red{Step-by-step\:explanation}}{\orange{:}}}}}

(4 {x}^{2}  + 6x + 7) - ( - 8 {x}^{2}  - 2x + 6) \\  = 4 {x}^{2}  + 6x + 7 + 8 {x}^{2}  + 2x - 6 \\  = 4 {x}^{2}  + 8 {x}^{2}  + 6x + 2x + 7 - 6 \\  = 12 {x}^{2}  + 8x + 1

\circ \: \: { \underline{ \boxed{ \sf{ \color{green}{Happy\:learning.}}}}}∘

You might be interested in
The average sea-level in 1900 at London-bridge was 33 feet. In 1990 it was 33.08 feet. Use linear interpolation or extrapolation
Shalnov [3]
Do your school bro: The Vikings were also known as Norsemen because<span>they sailed on ships called Norses.they came from the northland of Scandinavia.<span>they were barbarians.</span></span>
7 0
3 years ago
Nichole bought a gift for her friend. She
OlgaM077 [116]

Answer:

10 by 5 =50

10 by 5=50

10 by 2=20

10 by 2=20

2 by 5=10

2 by 5=10

100+40+20=160

3 0
3 years ago
The number 360 is increased by 75​%. The result is then decreased by 50​%. What is the final​ number
frozen [14]

Answer:

i believe that it is 45

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
Mr. Reeves buys granola bars to sell at the concession stand. He predicts that the concession stand will sell 25 granola bars at
Bezzdna [24]

Answer:

He should buy 4 boxes

Step-by-step explanation:

25 divided by 8 is 3.125, but you want to have enough so the least amount you can buy is 4.

4 0
3 years ago
Read 2 more answers
Negitive 1/5 n +7=2 solve quick first to get mark brainlest
antiseptic1488 [7]

Step-by-step answer:

-1/5n+7=2

-1/5n+7-7=2-7

-1/5n=-5

-1/5n/-1/5=-5/-1/5

n=25

4 0
3 years ago
Other questions:
  • Patrick is making some party favors for his birthday. He has 96 pencils and 80 boxes of raisins. He wants each party favor to be
    8·1 answer
  • PTC is a substance that has a strong bitter taste for some people and is tasteless for others. The ability to taste PTC is inher
    7·1 answer
  • What number must be subtracted from -5 for the difference to be -2. Explain your answer.​
    7·1 answer
  • What is the surface area of the right prism given below?
    6·1 answer
  • Which of the following statements shows a characteristic of a statistical question. A:the question is focused. B:the distributio
    12·2 answers
  • You are building a birdhouse that will have a volume of 128 in^3. the birdhouse will have the dimensions shown
    13·1 answer
  • Find the value of “O”
    12·1 answer
  • There are 3 red and 9 blue counters in a box. A counter is chosen and then replaced. If you did this 144 times, how many times w
    15·1 answer
  • Under which conditions would the limit as x approaches 7 not exist? Check all that apply.
    6·2 answers
  • Find the area of the figures. Please
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!