-3(2+r)=9

Simple and best practice solution for -3(2+r)=9 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(2+r)=9 equation:


-3(2+r)=9

We simplify the equation to the form, which is simple to understand 
-3(2+r)=9

Reorder the terms in parentheses
+(-6-3r)=9

Remove unnecessary parentheses
-6-3r=+9

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

We simplify left and right side of the equation. 
-3r=+15

We divide both sides of the equation by -3 to get r. 
r=-5

See similar equations:

| 20-9x=-5(7x+2)-5(-4-5x) | | 7c+14+2c=20+6c+12 | | -5(-4)(-3)=x | | 5(5c-1)-3=21c+4 | | 0.7(4)+x=0.3(4+x) | | 4b-5+7=5b+1 | | x^2+8x-14=0 | | y=100+2.95x | | -5+(-9)=x | | 2k-7k-8=17 | | 20-5x=12+3x | | 0.2x+3=5.1 | | 2x^2+32x-72=0 | | 0.2x+3=5 | | 4x-9=176 | | .4-x-.2=1 | | 2-3+1-3= | | -8x^2+4x+-2=0 | | =-23+39 | | 6(2+x)=5(x-8) | | 9bx^2-8x=0 | | 2(9-x)=x+3(x-6) | | 36x+18=4x | | 5.4x-15.1+1.6x=6.1+8x | | 13-0.25h=7 | | 21x^2+2x-3=0 | | y=100+3x-.05x | | 12(8a)= | | 17-3x=7x+7-9x | | 0.55x+.05(20-x)=.10(50) | | 6(m+4)= | | -2+6+3x=12-28 |

Equations solver categories