Question

Select the correct answer.

What is the simplified form of this expression?
(-x² + x) + (4x²-x-1)
a 3x²-1
b -5x² + 2x + 1
c -3x²2² +1
d 5x²+2x-1

Answer 1

its A

Explanation:

-x²+x+(4x²-x-1)

-x²+x+4x²-x-1

-x²+4x²-1

3x²-1