9/7r-1=2/7r

Simple and best practice solution for 9/7r-1=2/7r 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 9/7r-1=2/7r equation: 



9/7r-1=2/7r

We move all terms to the left:

9/7r-1-(2/7r)=0



Domain of the equation: 7r!=0

r!=0/7

r!=0

r∈R





Domain of the equation: 7r)!=0

r!=0/1

r!=0

r∈R



We add all the numbers together, and all the variables

9/7r-(+2/7r)-1=0

We get rid of parentheses

9/7r-2/7r-1=0

We multiply all the terms by the denominator


-1*7r+9-2=0

We add all the numbers together, and all the variables

-1*7r+7=0

Wy multiply elements

-7r+7=0

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

-7r=-7

r=-7/-7

r=1

See similar equations:

| 9q=18.8 | | R5,r=7 | | -36=5v-1 | | y=3=2 | | -x/3+27=34 | | -13r+2r+3r-18r-20r=12 | | -42/14=21/n | | 4t,t=2 | | 2/3x+7=5/6 | | 30+5=15x+5 | | -14m+8+9m-17=6 | | 27=3(v-1) | | 5x-6(4x-4)=-90 | | 2k-k=19 | | -21=2(x-)+3x | | -8r=-9+r | | 5(x+4)(x+4)=2(x+1)(x+1)-27 | | 2x+3/5=1 | | 14-6x=2-2x-2x | | 3+5-2x+1=4x+3 | | 7(u+6)+8u=27 | | 18g-17g-g+2g-1=20 | | 2y^2-20y-192=0 | | 231=6x-5(-2x-11) | | 5x+11=190 | | 175m-100m+5500=53350-200m | | (u-5)/(u^2-64)=0 | | 7(x-10)(3x+2)=0 | | Y=17x+21 | | 0+6y=4 | | 15z-16z+-z=-4 | | 9=a/4 |

Equations solver categories