2r-42=8

Simple and best practice solution for 2r-42=8 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 2r-42=8 equation: 


Simplifying
2r + -42 = 8

Reorder the terms:
-42 + 2r = 8

Solving
-42 + 2r = 8

Solving for variable 'r'.

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

Add '42' to each side of the equation.
-42 + 42 + 2r = 8 + 42

Combine like terms: -42 + 42 = 0
0 + 2r = 8 + 42
2r = 8 + 42

Combine like terms: 8 + 42 = 50
2r = 50

Divide each side by '2'.
r = 25

Simplifying
r = 25

See similar equations:

| 5n+10d+25q=220 | | 2x+3y=94 | | 44+z=-10 | | 12x-20=40 | | 2x-6/3=2 | | x=-2+-0.3333333333y | | Y=8+1x | | 3x+5=2x^2 | | 7w/3=35 | | -0.1x^2+50x=6250 | | 7(5-x)=3x+55 | | -15y+45=6x | | 2y=-1x-7 | | 8(2)+B(2)=17(2) | | 58=5d-32 | | -0.1x^2+50x=4000 | | h=-4.9t^2+4t+8 | | -0.1x^2+50x=40004 | | 4(x+1)+1=7x-3(x+3) | | (5-9i)(6+7i)= | | -3(x-3)=-3+3x | | .4x*1.9x= | | 2w+11-5=42 | | 5y-3=2(x+4) | | 6x-(13-2x)= | | 6+5t-2=9t+10-3t | | (6+3i)+(8-5i)= | | log(4x-8)=2 | | 0.173+g=0.0703 | | 1/3(2/3) | | 4=m(7)-10 | | x+10(3)=x(2)x(2)+10 |

Equations solver categories