12-2x=7x-42

Simple and best practice solution for 12-2x=7x-42 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 12-2x=7x-42 equation:


Simplifying
12 + -2x = 7x + -42

Reorder the terms:
12 + -2x = -42 + 7x

Solving
12 + -2x = -42 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
12 + -2x + -7x = -42 + 7x + -7x

Combine like terms: -2x + -7x = -9x
12 + -9x = -42 + 7x + -7x

Combine like terms: 7x + -7x = 0
12 + -9x = -42 + 0
12 + -9x = -42

Add '-12' to each side of the equation.
12 + -12 + -9x = -42 + -12

Combine like terms: 12 + -12 = 0
0 + -9x = -42 + -12
-9x = -42 + -12

Combine like terms: -42 + -12 = -54
-9x = -54

Divide each side by '-9'.
x = 6

Simplifying
x = 6

See similar equations:

| 11x+4=5x+10 | | 12x^2+23x-6=-16 | | x^2+27=2 | | 80+x=3x-22 | | 7p(p+1)=9-p | | 2(x-1)=-4x+34 | | 15x=-5(3x+7) | | 11w=-16+7w | | 2x+3-2=3x+4-(-4) | | x^2+32=0 | | -32=-4b | | 5(x-1)=-2x+30 | | 11z+7=-21+13z | | 10n-7=83 | | 4(x+1)+36=-4x | | 5x^2-28x-12=0 | | x^2-16=15x | | -4(3-2x)+2x=2x-8 | | 15=3(2x-3) | | 3x-6=2(x+4) | | -6x+14=-13x+10 | | 8y-41=39-12y | | 15p+1=12+4p | | 38(p-1)+2(p-3)=-4 | | y=8-4x | | 40+.1x=30+.3x | | 9a-10=7a | | 19x=646 | | 5x+4=-3x-24 | | 17x-26=11x+51 | | 5b=30 | | 20=4a |

Equations solver categories