-6+5+7a=12-20

Simple and best practice solution for -6+5+7a=12-20 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 -6+5+7a=12-20 equation: 


Simplifying
-6 + 5 + 7a = 12 + -20

Combine like terms: -6 + 5 = -1
-1 + 7a = 12 + -20

Combine like terms: 12 + -20 = -8
-1 + 7a = -8

Solving
-1 + 7a = -8

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '1' to each side of the equation.
-1 + 1 + 7a = -8 + 1

Combine like terms: -1 + 1 = 0
0 + 7a = -8 + 1
7a = -8 + 1

Combine like terms: -8 + 1 = -7
7a = -7

Divide each side by '7'.
a = -1

Simplifying
a = -1

See similar equations:

| 2x^2+7x+34=x^2-4 | | -2(2s-3)-6=-2(5s+9)-3 | | r^2+4r=-1 | | -3(5s-6)-18=-2(9s+5)-2 | | 6x+5y+14=0 | | 7(3n+35)+9(n+1)= | | 0.15x+.05(20-x)=.10(-2) | | 4x-40=5x | | r^2-10r=-17 | | 5x-10=x^3 | | .18(12)+0.03x=0.09(24+x) | | x^2+42x-432=0 | | 16x-3y=24 | | U=h+(k-2)s | | -39=x-61 | | -4y-18=-6y | | (4w+5)=(4w+5) | | -4n+6=-3n-6 | | 5a-5=-6a+-16 | | 7x+x=4000000 | | 7x+x=400 | | 9x^6-24x^5+12x^4=0 | | 4m*5y= | | y^-12/y^-18 | | 0.40x-0.20(x+40)=-0.05(40) | | -x-3x=0 | | -4/9=-t/6 | | 7u/10+3=3u/4 | | 30=x+x+2x-6 | | 9/8a=27 | | v^2+11v+30/3v^2+24v+45 | | 25=x+x+2x-3 |

Equations solver categories