8th grade rocks
2(x-3)
2x-6
4(x+12)
4x + 48
-(x-12)
-x+12
-4(xy+4)
-4xy-16
7x(x+4)
7x^2+ 28
-5(3x+ 3)
-15x-15
6x(x-12)+2
6x^2-70
4(x-2)-(3x+5)
x-13
what is the coefficient in this equation?
3x+14= 55
3
what is the variable in this expression?
4xy+12
xy
What is the constant in this equation?
3x+11 =21
11
Is this an expression or an equation?
5x+ 21= 70
Equation
-6(8x-2)+3+4(x+3)=
-36x+27
5x(x-3)-2(x+3)=
5x^2-21-2x
3(x-4)+2(8+x)
5x+4
7x(x-3)-4x(x+5)
3x^2-21+20x
8(x+10)
8x+80
5x(x-11)
5x^2-55
31(x+1)-31
31x
7x(2-3)
-7x