8x-12-3a=9x-7

Simple and best practice solution for 8x-12-3a=9x-7 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 8x-12-3a=9x-7 equation:


Simplifying
8x + -12 + -3a = 9x + -7

Reorder the terms:
-12 + -3a + 8x = 9x + -7

Reorder the terms:
-12 + -3a + 8x = -7 + 9x

Solving
-12 + -3a + 8x = -7 + 9x

Solving for variable 'a'.

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

Add '12' to each side of the equation.
-12 + -3a + 12 + 8x = -7 + 12 + 9x

Reorder the terms:
-12 + 12 + -3a + 8x = -7 + 12 + 9x

Combine like terms: -12 + 12 = 0
0 + -3a + 8x = -7 + 12 + 9x
-3a + 8x = -7 + 12 + 9x

Combine like terms: -7 + 12 = 5
-3a + 8x = 5 + 9x

Add '-8x' to each side of the equation.
-3a + 8x + -8x = 5 + 9x + -8x

Combine like terms: 8x + -8x = 0
-3a + 0 = 5 + 9x + -8x
-3a = 5 + 9x + -8x

Combine like terms: 9x + -8x = 1x
-3a = 5 + 1x

Divide each side by '-3'.
a = -1.666666667 + -0.3333333333x

Simplifying
a = -1.666666667 + -0.3333333333x

See similar equations:

| 19x+31+93-5x=180 | | 8x/3-2x/4=-13 | | -9=-2-k*8 | | 30-2(15-1)= | | A=2/3b-1 | | 2x-1=4x+x+5 | | 30-2*(15-1)= | | 5(x-7)-10x= | | 8y-4=4+8y | | x=0.5714285714 | | (7x+3)(9x^2+9x+5)= | | 2x(y+2)-2y(x+2)=0 | | 5x+7-x=25 | | 6x-8(x-4)=28 | | 5m-20-9m+3=15 | | 0=x^2-5x-16 | | 3w-2= | | 9t^5(t-t^2+9t^3)= | | 5(y-8)=3-(2y+9) | | 6x+15-3x+10=46 | | x(x+8)-9=7(x-1) | | 84-2x=16x+18 | | -1/3x=15 | | ax+by=l | | .75m-2=.25m+7 | | 4x+45+12= | | 8(m-2)=m+40 | | (-6x^9)(9x^2)= | | N^2-10n-122=-2 | | 43/8*1/100 | | 4x(4+55)= | | z^2-3z+3=0 |

Equations solver categories