9a=7a-8

Simple and best practice solution for 9a=7a-8 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 9a=7a-8 equation: 


Simplifying
9a = 7a + -8

Reorder the terms:
9a = -8 + 7a

Solving
9a = -8 + 7a

Solving for variable 'a'.

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

Add '-7a' to each side of the equation.
9a + -7a = -8 + 7a + -7a

Combine like terms: 9a + -7a = 2a
2a = -8 + 7a + -7a

Combine like terms: 7a + -7a = 0
2a = -8 + 0
2a = -8

Divide each side by '2'.
a = -4

Simplifying
a = -4

See similar equations:

| 7+x=.5(4x-2) | | 7+2(5x-3)= | | y+3=0 | | x+29-3=2x+44 | | 220-3x=33x+20 | | 3x-4y=20 | | 45-9x=75 | | 27-(x+9)=5x-6 | | 0.2(x-6)=1.0 | | Y-5=-4 | | 6z-8=-44 | | 9-9x=109-44x | | y=-5x | | -4=-15-3x | | -10(2x+0.2)= | | -2(3x-1)= | | -3(x+4)= | | 8(2x-3)= | | 6(x-4)= | | -150-8x=9x+20 | | 2(2x-3)= | | 3(2x+1)= | | -5u=-1 | | 6x+6=-111-7x | | 7(2a-1)=21 | | 3X-(2X+10)-5=9X+2(x+7.5) | | 3x+1=11-2x | | 149-4x=6x+19 | | 2(x-4)+3=2x-5 | | 13b-1=4b-19 | | 8x+5=4x+13 | | 5-2x=x+4 |

Equations solver categories