3*(3a+3)+6=81

Simple and best practice solution for 3*(3a+3)+6=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 3*(3a+3)+6=81 equation:


Simplifying
3(3a + 3) + 6 = 81

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

Reorder the terms:
9 + 6 + 9a = 81

Combine like terms: 9 + 6 = 15
15 + 9a = 81

Solving
15 + 9a = 81

Solving for variable 'a'.

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

Add '-15' to each side of the equation.
15 + -15 + 9a = 81 + -15

Combine like terms: 15 + -15 = 0
0 + 9a = 81 + -15
9a = 81 + -15

Combine like terms: 81 + -15 = 66
9a = 66

Divide each side by '9'.
a = 7.333333333

Simplifying
a = 7.333333333

See similar equations:

| 20-(3x-9)=-(-11x+9) | | 16-2(3x+4)=38 | | 0.2(1-8x)+1.1=-5(0.4x-0.3) | | 4t+t= | | F(x)=-3x-7 | | 2n-8+6=-10-2n | | 4.7(x-2)=-0.3+30.6 | | 1/4m=4 | | 57x=32x | | 16-2(3x+4)=9x+68-4x | | 20-(3x-9)=-(-11+9) | | 8x^2+1x+7=0 | | 2x+4+2x-9+x=100 | | 5(x+6)-7x=38 | | -8y+9-3y+2x= | | 30+2x=-4(5x-2) | | 2k^2-25=16 | | 32U-8-124=22U-66 | | 6x-3=8x+5 | | 20-5y=-30 | | x^3-12x^2-47x-84=0 | | (6)/(x^(2)+3x-10) | | 7/8*7 | | 0.3(x-1.5)=3.3 | | 7z-9=7(z-13) | | (9b+7)(2b-6)=0 | | 5(-3x+1)=-7(x-3)-15x | | -7u+5=19 | | 11(24)= | | 16=-7(6n+9) | | 14r=0 | | 2x-3(4-x)=3-1(x-5) |

Equations solver categories