80+a-5=2a

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Solution for 80+a-5=2a equation:


Simplifying
80 + a + -5 = 2a

Reorder the terms:
80 + -5 + a = 2a

Combine like terms: 80 + -5 = 75
75 + a = 2a

Solving
75 + a = 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
75 + a + -2a = 2a + -2a

Combine like terms: a + -2a = -1a
75 + -1a = 2a + -2a

Combine like terms: 2a + -2a = 0
75 + -1a = 0

Add '-75' to each side of the equation.
75 + -75 + -1a = 0 + -75

Combine like terms: 75 + -75 = 0
0 + -1a = 0 + -75
-1a = 0 + -75

Combine like terms: 0 + -75 = -75
-1a = -75

Divide each side by '-1'.
a = 75

Simplifying
a = 75

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