42-r=2

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


Simplifying
42 + -1r = 2

Solving
42 + -1r = 2

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 + -1r = 2 + -42

Combine like terms: 42 + -42 = 0
0 + -1r = 2 + -42
-1r = 2 + -42

Combine like terms: 2 + -42 = -40
-1r = -40

Divide each side by '-1'.
r = 40

Simplifying
r = 40

See similar equations:

| (2x)/(9-x^2)0 | | -0.5x+2.26=1.345 | | T+28=51 | | (x-2)(x+2)=32 | | .50/8x | | m-9=-13 | | W^2-11w+30.25=0 | | 9/6n-6 | | 64=4e | | 2x^2+20x+100=98 | | 5*24-3y+3y=36 | | 22+12.5= | | 16=3Y-2 | | 24u^8w^6+28u^2w^2x^9=0 | | -15x+19=7x+83 | | 84=-24t | | x*2+x=110 | | 3x+7x-2x-5=35 | | 4r^1/3 | | 8m=120 | | 4x-32y=-12 | | 1.1c+8.1=-2.9 | | 7200-1628x+83x^2+x^3=0 | | -2(4x-8)=112 | | inw=6+5x | | 7x=2w | | 4(t-8)20=5 | | 1/x4x | | -2(4x-8)=12 | | 2m+1=27 | | 6x+x-8=6x+7 | | 11k-11=7k-(-21) |

Equations solver categories