2+7r=5r-20

Simple and best practice solution for 2+7r=5r-20 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 2+7r=5r-20 equation: 



2+7r=5r-20

We move all terms to the left:

2+7r-(5r-20)=0

We get rid of parentheses

7r-5r+20+2=0

We add all the numbers together, and all the variables

2r+22=0

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

2r=-22

r=-22/2

r=-11

See similar equations:

| -6x-32=-9x+46 | | 11x+9=22 | | -34-9x=26-11x | | 10*(x-5)=-5*(x+4)+30 | | 15x−5−2(3x)=27.4 | | -19-11x=7-9x | | 2/3x-3/4=5/6x-7/8 | | -12x-152=-4x+88 | | 12-7x=3x+7 | | 4(2x-2)+4(1-x)=2 | | 10-5(x-2)=3x4x | | x-1/2x+1=2 | | 4z-7=8 | | 3x-102=10x+73 | | x2+5x−21=0 | | 2x^2+12=4x^2+4 | | X-76=32-5x | | x+3/3=x+3 | | 3x+4=16* | | .3x–6=30 | | 2x-81=-5x+129 | | 3(x+1)-5(x+10)=9(x-4)-9(x-8) | | 4(x-2)=2(6-2x) | | -17+9x=41+7x | | 3x+13=2(4x-1) | | 4(x-2)=2(-2x | | -53-11x=115-3x | | Ix-2I=10 | | 4(3s+10)=52 | | 7*(x+9)=-9*(x-4)+27 | | 5x-102=52-6x | | 8x(x+2)+3(x+1)+1=0xЄR |

Equations solver categories