80-(3xa)=5xa+8

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Solution for 80-(3xa)=5xa+8 equation:


Simplifying
80 + -1(3xa) = 5xa + 8

Remove parenthesis around (3ax)
80 + -1 * 3ax = 5xa + 8

Multiply -1 * 3
80 + -3ax = 5xa + 8

Reorder the terms:
80 + -3ax = 8 + 5ax

Solving
80 + -3ax = 8 + 5ax

Solving for variable 'a'.

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

Add '-5ax' to each side of the equation.
80 + -3ax + -5ax = 8 + 5ax + -5ax

Combine like terms: -3ax + -5ax = -8ax
80 + -8ax = 8 + 5ax + -5ax

Combine like terms: 5ax + -5ax = 0
80 + -8ax = 8 + 0
80 + -8ax = 8

Add '-80' to each side of the equation.
80 + -80 + -8ax = 8 + -80

Combine like terms: 80 + -80 = 0
0 + -8ax = 8 + -80
-8ax = 8 + -80

Combine like terms: 8 + -80 = -72
-8ax = -72

Divide each side by '-8x'.
a = 9x-1

Simplifying
a = 9x-1

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