4r-20=80

Simple and best practice solution for 4r-20=80 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-20=80 equation: 


Simplifying
4r + -20 = 80

Reorder the terms:
-20 + 4r = 80

Solving
-20 + 4r = 80

Solving for variable 'r'.

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

Add '20' to each side of the equation.
-20 + 20 + 4r = 80 + 20

Combine like terms: -20 + 20 = 0
0 + 4r = 80 + 20
4r = 80 + 20

Combine like terms: 80 + 20 = 100
4r = 100

Divide each side by '4'.
r = 25

Simplifying
r = 25

See similar equations:

| -7.2x=36.0 | | 2h+15=5h | | 15b-2=58 | | 28y^2-7=0 | | -8x^2+2x-9=0 | | 49-a=36 | | x-12=2X+20/20 | | 4(1-3x)=9(3+x) | | x-12=2x+20/6 | | x-12=2+20/6 | | x-12=2+20 | | 7x+2x=49+3x-x | | 8x+4=5x+9 | | -12=2+20 | | (3a-2a)c+2x=0 | | x+54=72 | | x-12=2x+20 | | 20x+17+8x=100x | | (2x+-1)=(2x-2) | | 12-2p=20 | | 7x=-37 | | 10x+19=3x+180 | | 169-3x=24x+19 | | 3n+2=23 | | 12x^2+8y^2=96 | | 6X+3(3X-6)=67 | | 4(X-9)=16 | | 3X-10-5X=X+10+X | | 120(62)+8(120)-10(62)-80=x | | 4x+20=11-57 | | 250-7x=38x+20 | | 7-10x=18-17x |

Equations solver categories