3-a-3a=-9

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


Simplifying
3 + -1a + -3a = -9

Combine like terms: -1a + -3a = -4a
3 + -4a = -9

Solving
3 + -4a = -9

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 + -4a = -9 + -3

Combine like terms: 3 + -3 = 0
0 + -4a = -9 + -3
-4a = -9 + -3

Combine like terms: -9 + -3 = -12
-4a = -12

Divide each side by '-4'.
a = 3

Simplifying
a = 3

See similar equations:

| 2t-7t-1=0 | | 2x+y-1=115 | | 37-u=245 | | -7(t+7)=0 | | -v+180=21 | | 4=12-2(2x-8) | | 69=245-x | | -54=9(y+3) | | 4k=120 | | 158=-u+45 | | 49=7xd | | 36=13x-x^2 | | 7(w-2)=6-144 | | -7+189=22 | | 9/z=1 | | y=1/4*0-1 | | 100-72= | | 42/q=6 | | y=1/4*4-1 | | -8+6x=10c+16 | | -4*6*3= | | P=c+cm | | z-(2/3)=(1/2)+(5/6)z | | 10=-2t+-4 | | 100/1=5 | | 1.1=(1+x)(1.05) | | 4xb=12 | | (x*x)-8x-7=0 | | 5x-3=14c+6 | | 23=-4m+3+m | | 23=-4m+3+m | | 5x+6+8x+2+11x-34=360 |

Equations solver categories