3x-9=8x-7

Simple and best practice solution for 3x-9=8x-7 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-9=8x-7 equation:


Simplifying
3x + -9 = 8x + -7

Reorder the terms:
-9 + 3x = 8x + -7

Reorder the terms:
-9 + 3x = -7 + 8x

Solving
-9 + 3x = -7 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
-9 + 3x + -8x = -7 + 8x + -8x

Combine like terms: 3x + -8x = -5x
-9 + -5x = -7 + 8x + -8x

Combine like terms: 8x + -8x = 0
-9 + -5x = -7 + 0
-9 + -5x = -7

Add '9' to each side of the equation.
-9 + 9 + -5x = -7 + 9

Combine like terms: -9 + 9 = 0
0 + -5x = -7 + 9
-5x = -7 + 9

Combine like terms: -7 + 9 = 2
-5x = 2

Divide each side by '-5'.
x = -0.4

Simplifying
x = -0.4

See similar equations:

| 6t+4=2+6t+2 | | 9+5[1+2(2x-5)]=6x+54 | | 8n+9=52 | | X+10=(4x-35) | | 16r^6-54v^3=0 | | 5x^2-25x+90=0 | | Sec^2x-2secx+1=0 | | (6w-5p)(6w-5p)= | | 0.4x-0.6-5=1 | | x+1+4x-36=180 | | 12+y=-3x | | 10-8(g+3)= | | 15x^2-24x+35x-56=0 | | -3v=15 | | 8e+18=8e-14 | | Sec^2x-2secx-1=0 | | 7x-(6x+7)=2x-41 | | 38+15.71-58=360 | | 3.7-0.4= | | -4*4-(-3+5)= | | 3d-1=d+11 | | 35xy+3x^2-5y= | | 9(4p)-2(3q)= | | 2(y-4)=17-3y | | 3(2x-1)-(5-2x)=-20 | | 9=n-(-5) | | Z-(-11)=-3z | | 2e^9t=5e^8t | | X^2-288x+144=0 | | x+3+9x-43=180 | | 2w-9=31 | | -5n+2=-42 |

Equations solver categories