7n+9=12n-6+15

Simple and best practice solution for 7n+9=12n-6+15 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 7n+9=12n-6+15 equation:


Simplifying
7n + 9 = 12n + -6 + 15

Reorder the terms:
9 + 7n = 12n + -6 + 15

Reorder the terms:
9 + 7n = -6 + 15 + 12n

Combine like terms: -6 + 15 = 9
9 + 7n = 9 + 12n

Add '-9' to each side of the equation.
9 + -9 + 7n = 9 + -9 + 12n

Combine like terms: 9 + -9 = 0
0 + 7n = 9 + -9 + 12n
7n = 9 + -9 + 12n

Combine like terms: 9 + -9 = 0
7n = 0 + 12n
7n = 12n

Solving
7n = 12n

Solving for variable 'n'.

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

Add '-12n' to each side of the equation.
7n + -12n = 12n + -12n

Combine like terms: 7n + -12n = -5n
-5n = 12n + -12n

Combine like terms: 12n + -12n = 0
-5n = 0

Divide each side by '-5'.
n = 0

Simplifying
n = 0

See similar equations:

| -5/8-(-2/7)=0 | | 5-4x+3=-30 | | 2(2x+11)+x-2=180 | | 3(8-y)+4y=27 | | 6-8x=7x-9x-18 | | -12x+15=-9 | | 64x^2-5=95 | | 2x+11+x-2=180 | | 24-3y+4y=27 | | -2n-2=0 | | 12+3(x-1)=0 | | x^3=1600 | | 7x+56=130 | | 3(5x-2)=5x-2(4x-6) | | -9-(-6)=d | | 4-7(2-x)=2-(5-4x) | | 7x-3(x+5)=13 | | -20x-4y=16 | | 5/4(4e-8)=30 | | 3t+7=2t-9 | | -9(-7+b)=-18 | | 22-(-3)=z | | 5w-3w+15=23 | | 5(2x-3)-6=9 | | x(x-3)+(x-3)=0 | | 3-4(5x+3)=5 | | 3x+4(x-2)=5x+8 | | 3x-2/5=8 | | 2ax+5a-8x-20= | | r=8-(-4) | | m/1.2=5 | | -5t-11=-4(t-10) |

Equations solver categories