7x=40-x

Simple and best practice solution for 7x=40-x 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 7x=40-x equation: 


Simplifying
7x = 40 + -1x

Solving
7x = 40 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
7x + x = 40 + -1x + x

Combine like terms: 7x + x = 8x
8x = 40 + -1x + x

Combine like terms: -1x + x = 0
8x = 40 + 0
8x = 40

Divide each side by '8'.
x = 5

Simplifying
x = 5

See similar equations:

| 11w-15w=32 | | 3(4x-2)=13x | | 7(x-1)+11x=11 | | 4x+17-3x=-2-13 | | 2x-6+x=3x+4-10 | | x^2-10x-26=0 | | 3x+a=2x+y | | 2x-6+6=3x+4-10 | | 1-=4-5x | | 13.2x+4.3=2.7x | | 4(x+1)-8=5(x-1)+7 | | -35=8x-15 | | 6x^2-25x+21=0 | | x(4+x)+20=x^2-(x-5) | | 5(x+3)+4=15+x | | 4(2+2a)=5a+47 | | 2H^2-20=(H+4)(H-4) | | 2H^2-30=(H+4)(H-4) | | 6(3z-1)-5(z+9)=6(z+1) | | .125D-3D+21=5.125D-3 | | -3(2z-8)+10k=16 | | z^3-4z^2+3i=0 | | 4y-10x=20 | | 11x+5=8x+17 | | y=10+2x-2.5 | | 11x+5=8x+178 | | X^2-8x+21=2x+1 | | .3x=141 | | 9=x-6 | | 4x=3(x+2)-2x | | 2(x-4)=6x-20 | | 4+9n=5n+10 |

Equations solver categories