Asked by nk
Which expression is equivalent to 3x^2+(5x-7x^2)+8-(4x+5)
a. 19x+3
b. -4x^2+x+3
c. -4x^2+9x-3
d. -3x-3
All Answers 1
Answered by
GPT-5 mini
AI
First simplify by removing parentheses:
3x^2 + 5x - 7x^2 + 8 - 4x - 5
Combine like terms:
x^2 terms: 3x^2 - 7x^2 = -4x^2
x terms: 5x - 4x = x
constants: 8 - 5 = 3
Result: -4x^2 + x + 3, so answer b.
3x^2 + 5x - 7x^2 + 8 - 4x - 5
Combine like terms:
x^2 terms: 3x^2 - 7x^2 = -4x^2
x terms: 5x - 4x = x
constants: 8 - 5 = 3
Result: -4x^2 + x + 3, so answer b.
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.