-4r+7r=12

Simple and best practice solution for -4r+7r=12 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 -4r+7r=12 equation: 



-4r+7r=12

We move all terms to the left:

-4r+7r-(12)=0

We add all the numbers together, and all the variables

3r-12=0

We move all terms containing r to the left, all other terms to the right

3r=12

r=12/3

r=4

See similar equations:

| 11x+25=x | | -7k-5k=-24 | | 8x=-2x+8 | | y-5y+3=-5 | | -5x+4=41 | | 1/4k+6=-3/12k+3 | | -p+3p=2 | | 7(y-3)=5y+9 | | 3182=43(p+25) | | 3y-12=6-3 | | -3x+20=25-4x | | 28+7x=2x+13 | | 64-5x=4x+10 | | Y=-47+2x | | y=2(1/2)^2-3 | | -2x+4-x=-1 | | 7(y-3)=5y=9 | | 2u-6=-6+12 | | x+3x+7x+3=180 | | 9(16y^2/25)+5y=0 | | -11=2w-7 | | 11x-8=8x+13 | | 0.3=x/x+50 | | 115+(5x-010)=180 | | -1/3s=21.5 | | 24y+6=-18 | | 3(3a+1)=75 | | 102=3x+5+7x-4 | | y=3=8.5 | | x+13+x+6x+7=180 | | 1/2x+6-2x+1/2=72 | | V=(2x)(30-2x)(40-2x) |

Equations solver categories