3a+12-6a=(-9)

Simple and best practice solution for 3a+12-6a=(-9) 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+12-6a=(-9) equation:


Simplifying
3a + 12 + -6a = (-9)

Reorder the terms:
12 + 3a + -6a = (-9)

Combine like terms: 3a + -6a = -3a
12 + -3a = (-9)
12 + -3a = -9

Solving
12 + -3a = -9

Solving for variable 'a'.

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

Add '-12' to each side of the equation.
12 + -12 + -3a = -9 + -12

Combine like terms: 12 + -12 = 0
0 + -3a = -9 + -12
-3a = -9 + -12

Combine like terms: -9 + -12 = -21
-3a = -21

Divide each side by '-3'.
a = 7

Simplifying
a = 7

See similar equations:

| (-17d)-12d-(-16d)+(8d)-(-19d)=16 | | 0=x^2-5x-10 | | 1.50-1.25/1.25= | | 12c-(-5c)-2c-20c+(-16)=(-11) | | 12-18x=6x+56 | | a-a+3+2a+2a=7 | | t-(7t+4)=5(2t-3)-14t | | 9n-6n-2n-1=5 | | 2b(2b-3)=(b-5) | | 11t-16=72 | | (((13×3)-3)/3) | | 15m-12m+5=17 | | f(x)=4-3cosx | | 10x-(-2x)+(-x)-(-2)=(-20) | | (6+5i)+(7-8i)= | | -8m+18m+(-6m)-9m=20 | | t-(7t+4)=5(2t-3)-14 | | x/100=1.25/1.50 | | 3y+37=-5(3+7) | | -8-(-7v)=-17 | | 17h+6h-17h=18 | | 3*x^2*y^3-x+y=25 | | 2x-x-90=0 | | p=1.25/1.50 | | (8x/7)=48 | | (-7+x)(-1+2x)=0 | | 44e+30-40e=39 | | 4b-2a=3 | | 6m^2+m-2=0 | | 1.25/1.50= | | (2x-1)*(2x-1)=4 | | 3a^3+12a^2-63a=0 |

Equations solver categories