6x+3(x-3)=81

Simple and best practice solution for 6x+3(x-3)=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 6x+3(x-3)=81 equation:


Simplifying
6x + 3(x + -3) = 81

Reorder the terms:
6x + 3(-3 + x) = 81
6x + (-3 * 3 + x * 3) = 81
6x + (-9 + 3x) = 81

Reorder the terms:
-9 + 6x + 3x = 81

Combine like terms: 6x + 3x = 9x
-9 + 9x = 81

Solving
-9 + 9x = 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 + 9x = 81 + 9

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

Combine like terms: 81 + 9 = 90
9x = 90

Divide each side by '9'.
x = 10

Simplifying
x = 10

See similar equations:

| -7y=-42 | | B-4+2b=31 | | 5r-42=73 | | 4x-y=-18 | | 7(3+2x)=35 | | -0.9=0.45(m+3) | | 7(3x+6)=63 | | -9b=6 | | 2(2m-1.7)=4.6 | | 3(3+7x)=9 | | 13x^2-10x+21=0 | | 4(5x+3)=72 | | -20+(-4+-1)=-15 | | 3n-18=3 | | 13+5n=68 | | -6(x-6)=48 | | 7(9+4x)=119 | | -2(x+-6)+7=35 | | 21d=-28 | | 4y+2=9y-3 | | 7(6x+1)=301 | | 9-2+4=-2 | | 9-2+4=-3 | | 9a^2-30a+225=0 | | -2x+18=-20 | | -4-12=-11x+23 | | 14+0.8x=x | | 5(-7x+10)=365 | | .99+27+x=42.72 | | (4w^2-3w-9)-(2w^2-2w-1)+(8W^2-2w-2)= | | f(-2)=2x+3(5+2x) | | -3y+4y=27 |

Equations solver categories