10a-20=5a+80

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Solution for 10a-20=5a+80 equation:


Simplifying
10a + -20 = 5a + 80

Reorder the terms:
-20 + 10a = 5a + 80

Reorder the terms:
-20 + 10a = 80 + 5a

Solving
-20 + 10a = 80 + 5a

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
-20 + 10a + -5a = 80 + 5a + -5a

Combine like terms: 10a + -5a = 5a
-20 + 5a = 80 + 5a + -5a

Combine like terms: 5a + -5a = 0
-20 + 5a = 80 + 0
-20 + 5a = 80

Add '20' to each side of the equation.
-20 + 20 + 5a = 80 + 20

Combine like terms: -20 + 20 = 0
0 + 5a = 80 + 20
5a = 80 + 20

Combine like terms: 80 + 20 = 100
5a = 100

Divide each side by '5'.
a = 20

Simplifying
a = 20

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