9(-8-2r)=

Simple and best practice solution for 9(-8-2r)= 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 9(-8-2r)= equation: 


Simplifying
9(-8 + -2r) = 0
(-8 * 9 + -2r * 9) = 0
(-72 + -18r) = 0

Solving
-72 + -18r = 0

Solving for variable 'r'.

Move all terms containing r to the left, all other terms to the right.

Add '72' to each side of the equation.
-72 + 72 + -18r = 0 + 72

Combine like terms: -72 + 72 = 0
0 + -18r = 0 + 72
-18r = 0 + 72

Combine like terms: 0 + 72 = 72
-18r = 72

Divide each side by '-18'.
r = -4

Simplifying
r = -4

See similar equations:

| x^2-5=-x+5 | | 12x-60=2x+40 | | 10-(m-10)=-54 | | 18x+3x^2=-27 | | 7y=21x-4 | | 3B+5=B+3 | | 40X-24X-25X+15= | | 2(k+3)+4(k+1)= | | 12x^3-12x+1=0 | | 2x-5=4x-7 | | B^2-30b+36=0 | | 4y-12=12 | | 5x+6=-39 | | (a+1)*x^2-4ax+2a=0 | | 45t^2+20t=0 | | 8h+7=63 | | 24ty-18t+4y-3= | | 20-10x=50x-25 | | 4x-20=3x+45 | | 2x-5=-4x+7 | | B^2-30b+6=0 | | 7+49x=21x+39 | | 10x-y=48 | | y=16y+45 | | In(x)+In(x+2)=0 | | x+3(2x+1)=17 | | -2(2y+13)-3y=-18 | | 9.4-T=3 | | 7+77x=44x+25 | | 4x=2y+7 | | 8h-21=59 | | 9h-19=62 |

Equations solver categories