12x+7=15x-20

Simple and best practice solution for 12x+7=15x-20 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 12x+7=15x-20 equation:


Simplifying
12x + 7 = 15x + -20

Reorder the terms:
7 + 12x = 15x + -20

Reorder the terms:
7 + 12x = -20 + 15x

Solving
7 + 12x = -20 + 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
7 + 12x + -15x = -20 + 15x + -15x

Combine like terms: 12x + -15x = -3x
7 + -3x = -20 + 15x + -15x

Combine like terms: 15x + -15x = 0
7 + -3x = -20 + 0
7 + -3x = -20

Add '-7' to each side of the equation.
7 + -7 + -3x = -20 + -7

Combine like terms: 7 + -7 = 0
0 + -3x = -20 + -7
-3x = -20 + -7

Combine like terms: -20 + -7 = -27
-3x = -27

Divide each side by '-3'.
x = 9

Simplifying
x = 9

See similar equations:

| 4-5*(2+3x)=-66 | | 5+4x=7x-1 | | 2x+7-10x=39 | | 3,000+3,000(2/100)(2)= | | y=f(x-1) | | 4X=-(x+10)5 | | graphy=f(x-1) | | -2(x+3)=4-(-5) | | (5v+8)(9-v)=0 | | -2(x+3)=4-(-1) | | 2/5+8x=0.2 | | 3(2x+3)=3x | | 13x-3=5x-59 | | 15r+4=73 | | 6x^3+24x^2+18x=0 | | 6x-3+9x=6x+5-8x | | 7x^2+14x-19=13-6x | | x=45(x+10) | | 3(2+x)=-4(x-5) | | 0=(0.33)n+2 | | (0.25)x=20 | | (64x^2-112x+49)=0 | | -8x+3=41.4 | | 12(3x+4)-7(2x-7)=2x-23 | | 12r+4=67 | | 3x+3=3(x+5)-5 | | -53+53=-27p-15p | | 6x^3+27x^2+21x=0 | | 23x-5+21x+5=180 | | y=x^2+4x+9 | | 7+(8+2)=17 | | 7+(8+2)= |

Equations solver categories