6a-12=3(a+5)

Simple and best practice solution for 6a-12=3(a+5) 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 6a-12=3(a+5) equation:


Simplifying
6a + -12 = 3(a + 5)

Reorder the terms:
-12 + 6a = 3(a + 5)

Reorder the terms:
-12 + 6a = 3(5 + a)
-12 + 6a = (5 * 3 + a * 3)
-12 + 6a = (15 + 3a)

Solving
-12 + 6a = 15 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
-12 + 6a + -3a = 15 + 3a + -3a

Combine like terms: 6a + -3a = 3a
-12 + 3a = 15 + 3a + -3a

Combine like terms: 3a + -3a = 0
-12 + 3a = 15 + 0
-12 + 3a = 15

Add '12' to each side of the equation.
-12 + 12 + 3a = 15 + 12

Combine like terms: -12 + 12 = 0
0 + 3a = 15 + 12
3a = 15 + 12

Combine like terms: 15 + 12 = 27
3a = 27

Divide each side by '3'.
a = 9

Simplifying
a = 9

See similar equations:

| (w-8)*(w+5)=0 | | x^2-10x-99=0 | | (25x-2)(5x-3)=125 | | (32x-1)(9x)=27 | | 6p-15=21 | | (x+4)(x-2)(x+3i)(x-3i)=0 | | (23x)(4x-1)=8 | | 20+2x+6x=180 | | 1/6x^2-x/3-4/3 | | -5(x+4)=-2(2x+2) | | x^4-4x^3-20x^2-23x-5=0 | | 3x^2+2xy+3y^2-4=0 | | y=0.497x-974.7 | | -6x-22=6x+2 | | 1+4sinx=4cosx | | 25=-2p-5 | | 25-1x^2=225 | | 1/2d=70 | | 4x^3y-20x^2y-16xy= | | Y+3=-2x | | 4*y^3*xy+y^2=0 | | 6x^3y+12x^2y-18xy= | | k+7x^2=289 | | 4*y^3*dy+y^2=0 | | 7x+18=-5x-6 | | 16x^3-10x^2-18x= | | 2x^3+7x=9x^2 | | 180=40x+5x+14 | | 10-6v=140 | | c-12=12 | | 13X+87=-10x+15+5x | | -2x-15=-5x |

Equations solver categories