Combine Like Terms
8x-5+7x+3
15x-2 or -2+15x
4(x+8)
4x+32
3x+3
3(x+1)
5(x-2)+4x
9x-10 or -10+9x
What is a variable?
a letter than represents an unknown value
-7-14x-3x+6x
-7-11x or -11x-7
-7(-x+8)
12y-24
12(y-2)
-(12y-3x)+2x
-12y+5x or 5x-12y
What is a term in an expression/what are they separated by?
pieces of an expression separated by plus or minus signs
12x+9-15x+2-1
-3x+10 or 10-3x
-(3m-12)
-3m+12
32m+24s
8(4m+3s)
-5-2(x+7)-3x
-19-5x or -5x-19
What is a constant?
a number that is by itself/without a variable
-24+5-3x-9x+17x
-19+5x or 5x-19
-9(4x-9y)
-36x+81y
39+26h
13(3+2h)
8(-w+7)+6(5w+3)
22w+74 or 24+22w
What is a coefficient?
the number in front of a variable
14x+6x-21+8+2y-13x
7x+2y-13
3/4(44x+12y-4)
24c-60k+84
12(2c-5k+7)
5(-3x-4)-(-13x+2)-4x
-6x-22 or -22-6x
When multiple terms can be combined (or they get the same shape around them), they are called __________________.
like terms