3x+-9=x+7

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


Simplifying
3x + -9 = x + 7

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

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

Solving
-9 + 3x = 7 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-9 + 3x + -1x = 7 + x + -1x

Combine like terms: 3x + -1x = 2x
-9 + 2x = 7 + x + -1x

Combine like terms: x + -1x = 0
-9 + 2x = 7 + 0
-9 + 2x = 7

Add '9' to each side of the equation.
-9 + 9 + 2x = 7 + 9

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

Combine like terms: 7 + 9 = 16
2x = 16

Divide each side by '2'.
x = 8

Simplifying
x = 8

See similar equations:

| (4/5x-1)^2=6/9 | | 1-(0.5x+15.8)=12.8-0.7x | | X+4y=12(fory) | | 4(a+3)=15 | | a-39=-21 | | 5-(x+2)=11 | | 5(2x+2)-3(3x+1)= | | 11=390-x/10 | | H/2-8=-7 | | 80+0.30=40+0.70 | | -2x-2=x-4 | | 3x+5=-23+5 | | 4(b-4)=5(b+3) | | 3n+6.9n=-10.53+7.2n | | 4b^2+7b-8= | | (2x-3)+3(2x+3)= | | -3x-11=9+2x | | 25=2x-3+x+x | | 13k+3(k+11)=8k+7 | | 5(4x+4)+3(3x-5)= | | 5x-(-1x+8)=4 | | 3(2x+2)-(4x-1)= | | F(x)=0.8x-2500 | | a-2(a-1)=3a-(2-a) | | 230+.25x=380 | | -7-3x=53+9x | | 230+.25=380 | | B*22=47 | | 18x^2-6x-36=0 | | (6x+-10)=(6x+10) | | 35x-17=17x+19 | | 13(11)-19+17y+5=180 |

Equations solver categories