7x-4-9x+12=

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


Simplifying
7x + -4 + -9x + 12 = 0

Reorder the terms:
-4 + 12 + 7x + -9x = 0

Combine like terms: -4 + 12 = 8
8 + 7x + -9x = 0

Combine like terms: 7x + -9x = -2x
8 + -2x = 0

Solving
8 + -2x = 0

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + -2x = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -2x = 0 + -8
-2x = 0 + -8

Combine like terms: 0 + -8 = -8
-2x = -8

Divide each side by '-2'.
x = 4

Simplifying
x = 4

See similar equations:

| 3/7•a | | 8+x=16+0.4x | | 3+8(x-2)=6-8(x-7) | | 30=6+3t | | 4x/7-12=7 | | -7t-6=-55 | | 9a+5=-40 | | 16x^2-47=0 | | (4x-6y)+(7x-8y)= | | 9-x=20-2x | | 22/3-5=32/4-1 | | 4t+6=38 | | y^2+16y+16=0 | | 6x-5/8x-3 | | (x^2*D^2+3x*D+4)=0 | | (2x+312)=(103+x)+224 | | coax=-1/4 | | 3(3x+4)-5(7x-3)= | | x+7x+2x-20=180 | | 8(6-6x)=-96 | | x+12+48+90=180 | | 92+x+10+2x+12=180 | | 16x-3=12x | | C=7.5(D+9) | | -8y+6(y+5)=22 | | (6-3i)(6+3i)=0 | | 4cos^2(3x)+sin^2(3x)= | | 0=ln(4-x) | | 5B+5A=105 | | 1A*A=9A | | X+7-4(x+1)=0 | | 3(6-2y)-5(4-y)=-12y |

Equations solver categories