3(a-1)=39

Simple and best practice solution for 3(a-1)=39 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-1)=39 equation: 



3(a-1)=39

We move all terms to the left:

3(a-1)-(39)=0

We multiply parentheses

3a-3-39=0

We add all the numbers together, and all the variables

3a-42=0

We move all terms containing a to the left, all other terms to the right

3a=42

a=42/3

a=14

See similar equations:

| 7(2)+6x=0 | | 4(y-2)-6y=-2(3y+2 | | 2x*x=45000 | | 2X^2+7.5x-1=0 | | 17-2n=2n+5+2n | | 7x²+6x=0 | | 4x-6+7=13 | | 9e+4=−5e+14+13e-2+2 | | 6x-×=2×+3 | | z/3-12=3 | | 5+5w=-13 | | -0.9x^2+0.1x=0 | | √28+p=8-√6-p | | 6x-12+18/2=2X+10 | | 16-2n=n+9+4n | | -7.2=5.3+v/5 | | 2v-3=-7 | | 3-8x-(-1-9.6x)=2.6+13.3x | | 20(2.5+x)=74 | | 2x+1/3=4x+5/7 | | 20(x+2.5)=74 | | 2.5(x+20)=74 | | 3z/7+5=6 | | 63X^3+9x+63=0 | | -9-3n=n+1+n | | 63X^5+9x+63=0 | | 2.5(20+x)=74 | | 65x82=92 | | 7+y/2=15 | | -3n-7=2n+2n | | 2n^2-4n-70=0 | | x2–14x=15 |

Equations solver categories