Answer:
Step-by-step explanation:
here you go mate
PEMDAS
Parentheses, Exponents, Multiplication, Division, Addition, Subtraction
step 1
4x - 8x + 3x^2 equation/question
step 2
4x - 8x + 3x^2 simplify
4x+8x+3x^2
step 3
4x+-8x+3x^2 CLT
3x^2+-4x
answer
3x^2+-4x
