11+5x−2x+8= 11+5x-2x+8= 11+5x−2x+8=
19+3X
6X
5+0+8x−5= 5+0+8x-5= 5+0+8x−5=
8X 8X 8X
X X X
5+8−9+5x−4x= 5+8-9+5x-4x= 5+8−9+5x−4x=
4+X
1+4X
x+x= x+x= x+x=
2x2 2x^2 2x2
2x 2x 2x
Are the expressions the same or not?
18x 18x 18x
2+9x 2+9x 2+9x
No
Yes
15x−30 15x-30 15x−30
45−15−5x+15x 45-15-5x+15x 45−15−5x+15x