7a-4a+15a-13(a=3)

Simple and best practice solution for 7a-4a+15a-13(a=3) 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 7a-4a+15a-13(a=3) equation: 



7a-4a+15a-13(a=3)

We move all terms to the left:

7a-4a+15a-13(a-(3))=0

We add all the numbers together, and all the variables

18a-13(a-3)=0

We multiply parentheses

18a-13a+39=0

We add all the numbers together, and all the variables

5a+39=0

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

5a=-39

a=-39/5

a=-7+4/5

See similar equations:

| -3=2i-3 | | 5/3x=4/3 | | 3(x-7)=6x+9 | | 180=n2/5 | | 17x-6=9x+2 | | 2x^2=369 | | 90=40*t | | -1=6+e/2 | | 6b-11=61 | | 3x+4x+x=8x | | 2(7a-2)-5=19 | | 6b-11=62 | | 13x-10=7x+10 | | 3(2a+9)+5=38 | | 1120=10b | | 2x+5x-9=13 | | (24m-2)-7m=0 | | 4w+1=6w+11 | | C=14v+60 | | 2x+8x-10=6x-4+x | | 7v+7=3v+19 | | 2x+3=0+1 | | x2+25x+126=0. | | 12x/4=72 | | x/6=2=16 | | 3d+5+2d=-20 | | 2(3=6y) | | 112/b=14 | | 11=g-25 | | 0.1x0.2=Y | | 9x-7-4x-5=8 | | 7(x+5)-3x=5x+38 |

Equations solver categories