3+7x=4x-12

Simple and best practice solution for 3+7x=4x-12 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 3+7x=4x-12 equation:


Simplifying
3 + 7x = 4x + -12

Reorder the terms:
3 + 7x = -12 + 4x

Solving
3 + 7x = -12 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
3 + 7x + -4x = -12 + 4x + -4x

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

Combine like terms: 4x + -4x = 0
3 + 3x = -12 + 0
3 + 3x = -12

Add '-3' to each side of the equation.
3 + -3 + 3x = -12 + -3

Combine like terms: 3 + -3 = 0
0 + 3x = -12 + -3
3x = -12 + -3

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

Divide each side by '3'.
x = -5

Simplifying
x = -5

See similar equations:

| 9x+7=6x+4 | | 125x+400=900 | | 10x/2 | | 2x+7=22-x | | z/2=10 | | -5(x-4)=7(3-x) | | 1=2(3)+b | | 81=9r | | 2x-3=17-2x | | -5(-1-4)=7(3-(-1)) | | 3-2x+x=15 | | -7*x=1 | | -5/66+(-7)/99 | | 3.5x+5.5(445-x)=1909.5 | | 3(4x-1)+5x=6+4(3+2x) | | 5(x-3)=5(7-4x) | | 5(-3-3)=5(7-4(-3)) | | 6x-10=-3x+98 | | 35=-7r | | 5(-3-3)*5(7-4(-4))=0 | | 2(2x+2)=4x+4 | | 5=3x+x+5 | | 5(-3-3)/5(7-4(-4))=0 | | -18=9y-5+10 | | -696x=384 | | 8(-9)-(-12)= | | (16-2x)(8-2x)=48 | | 5(-3-3)+5(7-4(-4))=0 | | 18-(5*4+8)/2 | | (x)(x+1)(x+2)=210 | | 93=3x+7x-7 | | 5(-3-3)*5(7-4(-4))=3 |

Equations solver categories