2x+9+4x=81

Simple and best practice solution for 2x+9+4x=81 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 2x+9+4x=81 equation:


Simplifying
2x + 9 + 4x = 81

Reorder the terms:
9 + 2x + 4x = 81

Combine like terms: 2x + 4x = 6x
9 + 6x = 81

Solving
9 + 6x = 81

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 6x = 81 + -9

Combine like terms: 9 + -9 = 0
0 + 6x = 81 + -9
6x = 81 + -9

Combine like terms: 81 + -9 = 72
6x = 72

Divide each side by '6'.
x = 12

Simplifying
x = 12

See similar equations:

| 16x+3-9x=14+2x | | x+10-2x=8 | | 157-3b+5b+85=180 | | 7x+42=140 | | 2(x+5)=8+3(x-5) | | 2x-14=10+5x | | √7x/20 | | 9m-20=16+3m | | 4y-10=6-y | | n-15=2 | | n+6=53 | | 6x+4x=17 | | 10x^2-4=-17 | | 3(3+4)-3=42 | | 12t^2-32t+15= | | 9(y-2)=4(y+3) | | f(x)=3x+45 | | 6x+8x-38=3x+5x | | y=25x-3 | | 7(x-3)=9(x-1) | | 6x+3y+4z=12 | | 6(x-3)=9(x-1) | | -6x-7=-61 | | 6x^2+9y^2+16z^2-32x-36y+36=0 | | x^2-27x^5=0 | | y-9=3(y-5) | | -a^2-9a-8=0 | | 2n^2=-15-13n | | 8(x-1)=6(x-5) | | 4-2(3x-1/2)=5x-2_1/3 | | (-2n+15)(n-1)=0 | | Y=3sinx-5cosx |

Equations solver categories