3a-3=12

Simple and best practice solution for 3a-3=12 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 3a-3=12 equation: 


Simplifying
3a + -3 = 12

Reorder the terms:
-3 + 3a = 12

Solving
-3 + 3a = 12

Solving for variable 'a'.

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

Add '3' to each side of the equation.
-3 + 3 + 3a = 12 + 3

Combine like terms: -3 + 3 = 0
0 + 3a = 12 + 3
3a = 12 + 3

Combine like terms: 12 + 3 = 15
3a = 15

Divide each side by '3'.
a = 5

Simplifying
a = 5

See similar equations:

| 159=67-w | | 9(2+3x)=45 | | 6x+2=17-9 | | f(x)=4-6 | | 204-y=291 | | 9x^2-3x+6xy= | | 3ax=0.20 | | 2(20x-2)=36 | | 12x^3-8x^2=15x | | 4x+5+2x=-37 | | 3y-5y=2-8 | | 4x^2+12+22=0 | | -126=7(5b-8) | | 15(x-3)=60 | | y=-7.36(2008)-14354.33 | | -x^2=x-6 | | 3k+4m=6k-2l | | 2(12x-1)=22 | | x*2+12=x*4+14 | | 2008=-7.36x-14354.33 | | 8x^2-2x-3= | | 4(3x-2)=76 | | K=3/2g+15 | | -14=-20y-7x | | 2(10x-10)=60 | | -4-y=-38 | | 7(4x-1)=49 | | 4x^2+6=11 | | 2x+8=5x+38 | | 7x^2-7= | | 6-1(x-1)=-2(2-x) | | -6x-2+5x=5 |

Equations solver categories