9r-18=18

Simple and best practice solution for 9r-18=18 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 9r-18=18 equation: 


Simplifying
9r + -18 = 18

Reorder the terms:
-18 + 9r = 18

Solving
-18 + 9r = 18

Solving for variable 'r'.

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

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

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

Combine like terms: 18 + 18 = 36
9r = 36

Divide each side by '9'.
r = 4

Simplifying
r = 4

See similar equations:

| 24z^2+2z-15=0 | | k^2+5k+6=(k+2)(k+x) | | 0.05x=0.02(100) | | 6w+5.5=7 | | 25x+12y=3700 | | 40x^8-16x^4+8x^2=0 | | 26x=25.364 | | y+39=41y-41 | | 5z=17-32 | | 2y=6+4+y | | 6+10x+4x^2=0 | | 6w-15w=27 | | 26/x=25.364 | | (2+u)(4u+1)=0 | | 2u+8=4 | | 99-5x=44 | | 59+3x-4=180 | | 99-6x=44 | | (2x+4)*(2x+4)-3(2x+4)+2=0 | | 99-7x=44 | | 2(x-6)(x+2)=0 | | 99-8x=44 | | -9+n=30 | | (x+13)=22 | | x^3+3x=97 | | 8n^2-18n+10= | | 99-8x-5y=44 | | (5x-30)=4x | | 5x+81=9-4x | | -(2x+4)-3(-x-6)=0 | | 4X-6=72 | | 6-d=18 |

Equations solver categories