3r-18=3

Simple and best practice solution for 3r-18=3 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 3r-18=3 equation: 


Simplifying
3r + -18 = 3

Reorder the terms:
-18 + 3r = 3

Solving
-18 + 3r = 3

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 + 3r = 3 + 18

Combine like terms: -18 + 18 = 0
0 + 3r = 3 + 18
3r = 3 + 18

Combine like terms: 3 + 18 = 21
3r = 21

Divide each side by '3'.
r = 7

Simplifying
r = 7

See similar equations:

| K^2+7x=0 | | -13/5+21/2x=-29/40 | | 25(-8)= | | 2a-6+25=10a | | x+50+x+40+90=180 | | 5r+25=40 | | 6x-7=-2x-9 | | b+10=2b-20 | | bx-a=ac | | 10x=ex-28 | | v^4-13v^3+36v^2=0 | | 15*ln(1+.5x)=ln(2+15x) | | 2(2x+1)=3x-4(1-x) | | 6x+24=6x+12 | | y+y^2+1=14 | | -18(-4)= | | 1.3x-0.28=-2.1 | | 48n-9n^2=36 | | -13+y+y^2=0 | | 0=5x^4-2x^2-4 | | -400.00x+4000=0.00 | | -b+ax=cb | | 3a+5(a-4)= | | -4.5=-.5(x-7.1) | | 10x-23=-123 | | (v^2-13v-36)=0 | | -29+s=-58 | | v^2(v^2-13v-36)=0 | | 4-6p+5p= | | ax-b=cb | | 36=24N-3N^2 | | y=-30+5 |

Equations solver categories