7a-(3a-7)=15

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


7a-(3a-7)=15

We simplify the equation to the form, which is simple to understand 
7a-(3a-7)=15

Remove unnecessary parentheses
7a-3a+7=15

We move all terms containing a to the left and all other terms to the right. 
+7a-3a=+15-7

We simplify left and right side of the equation. 
+4a=+8

We divide both sides of the equation by 4 to get a. 
a=2

See similar equations:

| 5(x-3)-2(x+3)=o | | 3=4-2w | | x^2+11+(3x+1)-3=(x-1)-2 | | 6n-7=-19 | | -16x^2+48+64=0 | | X/6-2=-5 | | 3x/8-4=5 | | 2(x+6)=5x+2-3x+10 | | 33/4x22/3x21/7 | | 73-4x=14x+17 | | 10x-3=7x-4 | | 7x-3=(x+2) | | 15a^2+9a=0 | | 5/7k=5/9 | | 7x-3=(x-2) | | y/2(3-z) | | 5t^2+20t-100=0 | | 2x-0.16666666666667=1.3333333333333x-0.5 | | 5+10x=95-x | | -22z=14 | | 98788889+7*11= | | 3n-(8-4n)= | | -5(6x-3)+2=-30x+17 | | 6(3x^2+6x)= | | -3-w=2sr+13 | | m=7/21x6/20 | | 4x+166=13x-5 | | -3s+6t=4 | | 8x^3+125y^3=0 | | X^2+x/5=0 | | 9=3x+6 | | 55x^2+21x-54=0 |

Equations solver categories