emmafoy
contestada

PLEASE HELP ME FAST!! IT'S URGENT!!

Steve was asked to subtract (4x2 - 3x + 4) - (x2 + 7x - 2). His work is shown below.

(4x2 - 3x + 4) - (x2 + 7x - 2)

= 4x2 - 3x + 4 - x2 + 7x - 2

= 3x2 + 4x + 2

Part A:Explain what mistake Steve made while doing the problem.

Respuesta :

Steve didn't put the parenthesis when he went to the second part of the equation, instead of putting the parenthesis he skipped them and keep going along with the equation.

I don't know if you needed this but the answer to the math problem would be  

Answer: 2 x