3(x+3)=21+6x

Simple and best practice solution for 3(x+3)=21+6x equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 3(x+3)=21+6x equation:


3(x+3)=21+6x

We simplify the equation to the form, which is simple to understand 
3(x+3)=21+6x

Reorder the terms in parentheses
+(+3x+9)=21+6x

Remove unnecessary parentheses
+3x+9=+21+6x

We move all terms containing x to the left and all other terms to the right. 
+3x-6x=+21-9

We simplify left and right side of the equation. 
-3x=+12

We divide both sides of the equation by -3 to get x. 
x=-4

See similar equations:

| -10z=.66 | | 7x-15=5x | | 12x^2-54x+24=0 | | 0.083m=-.66 | | 19x-4(4x-9)=81 | | 0.833m=-.666 | | 0.7(4x-5)=x+0.7 | | 1x+7p-3y=2x+3p-1y | | 4+k=12 | | -.6=.7x | | 2a+0.6=5 | | 5a+b=c | | 8y-2y+3=5y-12 | | -3.5w=20 | | 10x-4(2x+1)=16 | | .6t=-12 | | 24*X=21 | | 7y-(2y-3)=53 | | 7y-(2y-3)= | | 1.25x=.5 | | 5(3x-7)+x(3x-7)=0 | | 4j-24-6j=12o | | 11(x-3)=5(x+3) | | 66.7=8.64x^2+576-2.4x^2 | | r^2+6t-11=0 | | e=3(e-4) | | 66.7=8.64x^2+575-2.4x^2 | | 8-64x^3=0 | | 7=+/6-3 | | -x-8+14x=36 | | 4x^3-10x^2-6x=0 | | 9x^2-3x+3=0 |

Equations solver categories