-7r-8=3+5r

Simple and best practice solution for -7r-8=3+5r 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 -7r-8=3+5r equation:


Simplifying
-7r + -8 = 3 + 5r

Reorder the terms:
-8 + -7r = 3 + 5r

Solving
-8 + -7r = 3 + 5r

Solving for variable 'r'.

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

Add '-5r' to each side of the equation.
-8 + -7r + -5r = 3 + 5r + -5r

Combine like terms: -7r + -5r = -12r
-8 + -12r = 3 + 5r + -5r

Combine like terms: 5r + -5r = 0
-8 + -12r = 3 + 0
-8 + -12r = 3

Add '8' to each side of the equation.
-8 + 8 + -12r = 3 + 8

Combine like terms: -8 + 8 = 0
0 + -12r = 3 + 8
-12r = 3 + 8

Combine like terms: 3 + 8 = 11
-12r = 11

Divide each side by '-12'.
r = -0.9166666667

Simplifying
r = -0.9166666667

See similar equations:

| 3+2(4p-2)=24 | | s^2+6s+10=0 | | 1/2a-1/2=-2 | | 180=x+2x+3x | | (-x/5)=10 | | 2.4x-12.32=8.8 | | -2b+5=10+8b | | 2a+b+35=180 | | 3(2)+-31= | | 25p=200 | | (3/4)x=(4/3)(-4/3) | | b+2a=145 | | (-8/7)-(8)= | | 4n=.55 | | -(x+8)+9=8x+1-9x | | 3(x-2)=9x-5-6x | | X-4/3y=22/15 | | -(x+7)+9=5x+2-6x | | 9+5(-6)= | | 250x^4+2x=y | | 2x=4y-6 | | 7x+22=71 | | 3(d-3)+2d(d-3)=18 | | 20/3 | | 2(4x-0.7)=mx+b | | -8x-11(x+8)=-9(2x+6) | | 9(3z-1)=20z+12 | | 4ln(x+1)=4 | | 3x=-2x^2+5 | | b=(2d-c)/d | | (7-x)(3-x)+4=0 | | (4t^4/2t^2)(-6/(2t)^3) |

Equations solver categories