Question

describe each step!!!
topic:polynomials
(x^2+2x+1)-(2x^2-3x-4)
(x^2+2x+1)+ -(2x^2-3x-4)
(x^2+2x+1)+ (-2x^2)+3x+4
(x^2+ -2x^2) +(2x+3x) +(1+4)
(1 +-2)x^2 +(2+3)x +(1+4)
-x^2 +5x +5

Answer 1

help

Answer 2

help

Answer 3

your answer is right

Answer 4

don't know how to describe each step in short form

Answer 5

the answer is right but the steps..how to describe them

Answer 6

just combine all like terms
that is all what you need to do