7x-12=100+3x

Simple and best practice solution for 7x-12=100+3x 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-12=100+3x equation:


Simplifying
7x + -12 = 100 + 3x

Reorder the terms:
-12 + 7x = 100 + 3x

Solving
-12 + 7x = 100 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-12 + 7x + -3x = 100 + 3x + -3x

Combine like terms: 7x + -3x = 4x
-12 + 4x = 100 + 3x + -3x

Combine like terms: 3x + -3x = 0
-12 + 4x = 100 + 0
-12 + 4x = 100

Add '12' to each side of the equation.
-12 + 12 + 4x = 100 + 12

Combine like terms: -12 + 12 = 0
0 + 4x = 100 + 12
4x = 100 + 12

Combine like terms: 100 + 12 = 112
4x = 112

Divide each side by '4'.
x = 28

Simplifying
x = 28

See similar equations:

| 5.62=-logx | | x^2+x-(x-2)=2(x-1)+(x^2-x) | | 12+6x-7x=3x-2x+47 | | 4[4-(-7x-6)]=84x+88 | | -16.99=x+6.32 | | 45+35x=325 | | 2x-13=5x+8 | | ln(x)+4x-10=0 | | 16a=a^2+10 | | 18-3j=j | | 9x-10y=449 | | -2(5+6c)+16=-9 | | 4x-12=9x+13 | | -7(v+2)+4v+6=8v+10 | | 7r+2s+3t-2r+s+2t= | | 11q+6y+9-3y-7= | | 4(2x-1)=2(3x-1) | | (5x-4)(3x-7)= | | 48-5(1-3)=3(4-2(-3))-2 | | (x-2)(x+3)=(x+1)(x-1) | | 9(x-4)+3=2x+7(x+6) | | 8a+6+2-5a-2= | | 12+6h+8k-6-3h+3k= | | 8x+23=5x+80 | | 9x-(4-x)=4[3-(6+2x-9)] | | (3x-2)(2x-2)(x-2)=84 | | 3(3x+4)=11x+11-2x+1 | | Log(2x-1)-log(x-1)=1 | | 1.025x=5 | | 2(x+2)-5(3x-5)=14 | | 6x+1x=9x-23 | | 14x-6x= |

Equations solver categories