Matching Like Terms
What like-terms match with each other?
3x, −5y, 12x, 2y
3x and 12
-5y and 2y
Combine these like-terms.
5y+6-2y-2
3y+4
Solve for x
x-28=-8
x = 20
What like-terms match with each other?
x2, 2x, 5x, 4x2
x2 and 42
5x and 2xCombine these like-terms.
9x+5-2x+8
7x+13
Solve for x
4x = 20
x = 5
What like-terms match with each other?
5xy, 5y, -7y, 3xy
5xy and 3xy
5y and -7y
Combine these like-terms.
-5x-3y+7x+2y
2x-1y
Solve for x
5x-4=36
x = 8
What like-terms match with each other?
3y, -2y, 3x, 5c, -6x, 7c
3y and -2y
3x and -6x
5c and 7c
Combine these like-terms.
5x+4y-3y+8
5x+1y+8
Solve for x
x ÷ 7 = 8
x = 56
What like-terms match with each other?
5x2y, 3xy3, -4x2y, 7xy3
5x2y and -4x2y
3xy3 and 7xy3
Combine these like-terms.
5x2+7x-3x+4y-6y
5x2+4x-2y
Solve for x
x ÷ 4 = 16
x = 64