3x-4=9x+8

Simple and best practice solution for 3x-4=9x+8 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 3x-4=9x+8 equation:


Simplifying
3x + -4 = 9x + 8

Reorder the terms:
-4 + 3x = 9x + 8

Reorder the terms:
-4 + 3x = 8 + 9x

Solving
-4 + 3x = 8 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-4 + 3x + -9x = 8 + 9x + -9x

Combine like terms: 3x + -9x = -6x
-4 + -6x = 8 + 9x + -9x

Combine like terms: 9x + -9x = 0
-4 + -6x = 8 + 0
-4 + -6x = 8

Add '4' to each side of the equation.
-4 + 4 + -6x = 8 + 4

Combine like terms: -4 + 4 = 0
0 + -6x = 8 + 4
-6x = 8 + 4

Combine like terms: 8 + 4 = 12
-6x = 12

Divide each side by '-6'.
x = -2

Simplifying
x = -2

See similar equations:

| 150x+450=-10x+50-40x | | r=7.993630573 | | 1/2j+j=12 | | 4/5(3/12) | | 8m=4(6m+16) | | 2j+j=12 | | 3x+6x+45=180 | | 2t/15-3t-5/20=t/5-3 | | -2x+1-x=-3x+2+x | | -(3y+3)-(-2-7)=-1 | | 0.8a-6=-0a+22 | | 33x+3y=30 | | 6k+ar=r-2y | | 2x+361=8 | | (5a+b)-2(3a+4b)=0 | | -1=-b+3+5b | | sec(4x)+sec(2x)=2 | | x^2-7/2x+3/2=0 | | 5x^2=6x+12 | | 0=-a+4a+6 | | r^2+14r-9=6 | | Lnx^6=9.0436 | | x^2-14x=-5x | | x^2+7x+10=-2 | | 2.1+10y=2 | | 3x+8y=36 | | 6e^3x+1=12 | | 3/5x+8=7/5x-8 | | 95=5w+10 | | 3(y+10)=10y | | 40x+25y=10 | | 7x+7+3=6x+14 |

Equations solver categories