5r-8=3r-20

Simple and best practice solution for 5r-8=3r-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 5r-8=3r-20 equation:


Simplifying
5r + -8 = 3r + -20

Reorder the terms:
-8 + 5r = 3r + -20

Reorder the terms:
-8 + 5r = -20 + 3r

Solving
-8 + 5r = -20 + 3r

Solving for variable 'r'.

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

Add '-3r' to each side of the equation.
-8 + 5r + -3r = -20 + 3r + -3r

Combine like terms: 5r + -3r = 2r
-8 + 2r = -20 + 3r + -3r

Combine like terms: 3r + -3r = 0
-8 + 2r = -20 + 0
-8 + 2r = -20

Add '8' to each side of the equation.
-8 + 8 + 2r = -20 + 8

Combine like terms: -8 + 8 = 0
0 + 2r = -20 + 8
2r = -20 + 8

Combine like terms: -20 + 8 = -12
2r = -12

Divide each side by '2'.
r = -6

Simplifying
r = -6

See similar equations:

| -7x-5=9x+27 | | 144y-9=0 | | 34=21-3c | | M+2=-33 | | x^2+2x+2y^2-12y-17=0 | | 9d-2d+3d-4d=5d | | x+0.2x=17.60 | | 86+(11x-46)=180 | | h(-x)=x^4+9x^2+5 | | 2t+-4=10 | | 7/4xt=6/7 | | 8x-24y=48 | | 2x-6(-5y+6x)-4y= | | (4z-1)(z-5)=0 | | 3x-8y=1+3x | | 2x+10+x-10=180 | | px+qz=pq | | 2m+10+8m+100=180 | | -a+3(7-6a)=-131 | | -6-3(1+4n)=-93 | | n-7=42 | | -7k-3(k-8)=84 | | 4x^2+6x+26=0 | | 5-6x-x=-23 | | 1+3b+7b=11 | | 4x-3=28 | | 3.51n=8+2.135n | | -9m-7=7+9m | | px+qy=pq | | 10p+13=5p-2 | | X-10(8)=120 | | 3a+10=2a+4 |

Equations solver categories