7.5a+13=80.5

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Solution for 7.5a+13=80.5 equation: 


Simplifying
7.5a + 13 = 80.5

Reorder the terms:
13 + 7.5a = 80.5

Solving
13 + 7.5a = 80.5

Solving for variable 'a'.

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

Add '-13' to each side of the equation.
13 + -13 + 7.5a = 80.5 + -13

Combine like terms: 13 + -13 = 0
0 + 7.5a = 80.5 + -13
7.5a = 80.5 + -13

Combine like terms: 80.5 + -13 = 67.5
7.5a = 67.5

Divide each side by '7.5'.
a = 9

Simplifying
a = 9

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