18=8r+r

Simple and best practice solution for 18=8r+r 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 18=8r+r equation:


Simplifying
18 = 8r + r

Combine like terms: 8r + r = 9r
18 = 9r

Solving
18 = 9r

Solving for variable 'r'.

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

Add '-9r' to each side of the equation.
18 + -9r = 9r + -9r

Combine like terms: 9r + -9r = 0
18 + -9r = 0

Add '-18' to each side of the equation.
18 + -18 + -9r = 0 + -18

Combine like terms: 18 + -18 = 0
0 + -9r = 0 + -18
-9r = 0 + -18

Combine like terms: 0 + -18 = -18
-9r = -18

Divide each side by '-9'.
r = 2

Simplifying
r = 2

See similar equations:

| 5(2d+3)= | | 8x+6x-38=57-5x | | -4x-2(-2x+3)=8 | | 5x+2+4-3x=40 | | asdfghjklqwertyu+zxcvbnm=1 | | N-6=40 | | 6x-11=9x+2 | | -f=4 | | 2(x+1)(x+1)=0 | | 44.625= | | 3w-18= | | 15=2+x | | 200m-125m+48250=50000-175m | | 12x^3-9=0 | | H+13=-7 | | 19.95*6.4= | | tan(x)=-0.9 | | 10k=4k-6whatisk | | (3/5)x*3x | | 4xsquared-1=36 | | (9/5)x=12 | | N-150=4 | | 2+8x+16=1 | | 5x-4=5.4 | | 2(3m+1)-4(3m-5)=25 | | 5h-12=28 | | N-152=4 | | log_x*4=-(1/2) | | (n-6)+n=90 | | y-64=4(x-32) | | 3(x+4)+7x=8 | | 3x+4=-7-3x |

Equations solver categories