8a-7a+8=12

Simple and best practice solution for 8a-7a+8=12 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 8a-7a+8=12 equation: 


Simplifying
8a + -7a + 8 = 12

Reorder the terms:
8 + 8a + -7a = 12

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

Solving
8 + 1a = 12

Solving for variable 'a'.

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

Add '-8' to each side of the equation.
8 + -8 + 1a = 12 + -8

Combine like terms: 8 + -8 = 0
0 + 1a = 12 + -8
1a = 12 + -8

Combine like terms: 12 + -8 = 4
1a = 4

Divide each side by '1'.
a = 4

Simplifying
a = 4

See similar equations:

| (x-4)+5=4x-7 | | 16r+40s= | | 8(y+3)-4=10y+24 | | 7t=-3 | | X+3=10x-50-15 | | 4+2b=2(17-4b) | | 2x-4x-12=-6+4x-30 | | Z=8+y | | (x-3)(x-4)(x+5)=5 | | 11x-9x=14 | | 20s+20=-20 | | -8+25= | | -5(7)+-5= | | 3(v+3)+2=8 | | 4m+16=48 | | 2(x-12)=-15-13 | | x+x*5=30 | | j-5j+2j+19=3 | | 3(2x+3)=13-x | | 2x-10=-7 | | 3p-1q=1 | | 14x-18=10x-22 | | 2x^2-5y^2-8=0 | | D-8=14 | | 92-12x=-75 | | x+x+7=114 | | 7w+8=-17 | | a=b+rb | | 7x-4=5x-10 | | -9=3(g+7) | | -14q-21d=42 | | X=72x-70 |

Equations solver categories