31=7+8x

Simple and best practice solution for 31=7+8x 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 31=7+8x equation:


Simplifying
31 = 7 + 8x

Solving
31 = 7 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
31 + -8x = 7 + 8x + -8x

Combine like terms: 8x + -8x = 0
31 + -8x = 7 + 0
31 + -8x = 7

Add '-31' to each side of the equation.
31 + -31 + -8x = 7 + -31

Combine like terms: 31 + -31 = 0
0 + -8x = 7 + -31
-8x = 7 + -31

Combine like terms: 7 + -31 = -24
-8x = -24

Divide each side by '-8'.
x = 3

Simplifying
x = 3

See similar equations:

| p(x)=2x-a^2 | | 8x-9y-3xy-2y+7xy= | | 35-p=12 | | -4(-5t-1+2n)= | | 18-y=15 | | 5x+3x=108 | | 42+a=15 | | 15-n=2 | | 45+1=x | | y-12=22 | | 13(x-9)=15 | | (-20)(4/5) | | 23+p=50 | | 6a^2+30b^2-18b^3a^3= | | 4c+5=6c+1 | | (8x-9x-4)-(4x+3)=4+16 | | -8x+8=16 | | 1/6y=-10 | | x/7=-3/8 | | x+23=67 | | x^2+2x+11=-90 | | Z=9+y | | 9-3(x+7)=4 | | 6d=10+4d | | b^8=96 | | 3x-(-5)=2x-(-6) | | 4a+5=5+2a | | (2+4)*(8-9)= | | 5r-14-14r+9= | | 5(x-2)=-4x-48 | | 1.6=1.5/y | | -.125=4n |

Equations solver categories