-3a-15=-9

Simple and best practice solution for -3a-15=-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-15=-9 equation: 


Simplifying
-3a + -15 = -9

Reorder the terms:
-15 + -3a = -9

Solving
-15 + -3a = -9

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 + -3a = -9 + 15

Combine like terms: -15 + 15 = 0
0 + -3a = -9 + 15
-3a = -9 + 15

Combine like terms: -9 + 15 = 6
-3a = 6

Divide each side by '-3'.
a = -2

Simplifying
a = -2

See similar equations:

| 5a-5b=-15 | | -65+9y=-10 | | 11x-5y=-13 | | 100*w=3*4100 | | (4/5)x2 | | 2x+4x+3=x+x+13 | | 4+-6y=2x | | -6y+7(-7y+8)=-8-9(-6-y) | | 11+15v=-7+13 | | 16y=48+8y | | t(n)=-3+3n | | (4x-1)*3=12*x | | t(n)=1-7n | | Log(-2x)=log(44) | | -7.5+y=7 | | 10z-9z-7-10=53 | | (x+7)*7=8*(x-6) | | 14a-9b=3 | | 3g+14=43 | | a+13=-21 | | (2x^-x-10)/(x-2) | | y+2=-6(x-1) | | 2/3lnx=4-2lnx | | 2c-6=8 | | 7*(3x+4)=9*14 | | 135z-7=8 | | 14x-10-4x=25 | | 2x^4-5x^2=0 | | 2x^-x-10/(x-2) | | 2h+14=24 | | 9a+(-8a)-5+73=31 | | 3m-10=35 |

Equations solver categories