10x+12-9-7x+4x=31

Simple and best practice solution for 10x+12-9-7x+4x=31 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 10x+12-9-7x+4x=31 equation:


Simplifying
10x + 12 + -9 + -7x + 4x = 31

Reorder the terms:
12 + -9 + 10x + -7x + 4x = 31

Combine like terms: 12 + -9 = 3
3 + 10x + -7x + 4x = 31

Combine like terms: 10x + -7x = 3x
3 + 3x + 4x = 31

Combine like terms: 3x + 4x = 7x
3 + 7x = 31

Solving
3 + 7x = 31

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 7x = 31 + -3

Combine like terms: 3 + -3 = 0
0 + 7x = 31 + -3
7x = 31 + -3

Combine like terms: 31 + -3 = 28
7x = 28

Divide each side by '7'.
x = 4

Simplifying
x = 4

See similar equations:

| 5x-12+7=7x+25 | | 3x-22+x=6+2x | | 12x-4=3x+32 | | -(q-2+6r)+2= | | 3+2x=5x-9 | | 2(x-1)=x+7 | | -(r-3-7p)+3= | | -(5x+2)= | | tgx-1=0 | | 3x+(-x)+2(-x)+8=2(-x) | | -4(1-2m+n)+4= | | 80-19x=20-4x | | 3a-12+18+2=10-5a | | 4x=2(x+8) | | -4(4+2p+5)+16= | | p+[0.5p+3]=21 | | 6a+5a+3a+2b= | | 5x^2+2=502 | | 6x=20-4x | | 12x*22=12 | | x^2-46x+120=0 | | 4x+7=21-2x | | (-x)=(-x) | | 4x^2-12y+3=0 | | 13x+54=161-42 | | 3p^2-15p+11=0 | | 6x+199=16x-11 | | 2(-x+4)+3x=(-x)+3x | | -14+z=-17 | | 34-3x=6x+23 | | 5x-3=2x-9 | | 3x*9=56 |

Equations solver categories