Question

3x2 − 3y + 8x − 5x2 + 12y

Answer 1

what is the question

Answer 2

Simplify the expression

Answer 3

are those x's or a multiplication symbol

Answer 4

x's

Answer 5

ok, just checking.
You have (3*x*2)-3y +8x - (5*x*2) +12y
for the equation then

Answer 6

yes

Answer 7

the first thing you can do is simplify whats in parenthesis.
3*x*2 = 6x
5*x*2 = 10x

Answer 8

ok.

Answer 9

then group together like terms
starting with
6x - 3y +8x - 10y + 12y = (6x + 8x) + (-3y -10y +12y)

Answer 10

from there just add the terms.
14x -1y

Answer 11

ok thanks

Answer 12

if sorry i realized thats supposed to be 10x not 10y

Answer 13

i got it im a little slow in math. but thanks

Answer 14

its really
(6x+8x-10x)+(-3y+12y) = 4x+9y