9r-12r=27

Simple and best practice solution for 9r-12r=27 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-12r=27 equation: 


Simplifying
9r + -12r = 27

Combine like terms: 9r + -12r = -3r
-3r = 27

Solving
-3r = 27

Solving for variable 'r'.

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

Divide each side by '-3'.
r = -9

Simplifying
r = -9

See similar equations:

| 12(7+10v)=-4+8(10v+11) | | 5(4x)-17+5x=1 | | 5x+3=8-7x | | 0.06x+0.07(19000-x)= | | 6(1+8n)=-9(-3n-3) | | U=uw+zforp | | 102=-2n-4(6n-6) | | a+(6a-9)=30 | | 150-3x=3x | | 2x-14=40 | | 2d^2-40=0 | | 5+3(x+7)=20 | | 1+3/8=1/4+1/12 | | -3x+15=-9 | | x-.18=500.61 | | 2In(x+3)=0 | | -2(-1+2n)=-2(n-3) | | 50x-20=150 | | 75-3x=3x | | 2+2y-12=-11 | | x-.17=562.50 | | 13x-2=3(4x-2) | | (y^2+4y-21)(5y-25)=0 | | 3y-2=y^2 | | X^2+15x=168 | | 5x-4-12x=3-(-7) | | -4(p-3)=2p+8 | | 4(p-3)=2p-8 | | 2Inx+3=0 | | 4(p-3)=-2p-8 | | 90=-2(4x-1)-3x | | 2x=123x-1 |

Equations solver categories