103+58+a=180

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Solution for 103+58+a=180 equation: 


Simplifying
103 + 58 + a = 180

Combine like terms: 103 + 58 = 161
161 + a = 180

Solving
161 + a = 180

Solving for variable 'a'.

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

Add '-161' to each side of the equation.
161 + -161 + a = 180 + -161

Combine like terms: 161 + -161 = 0
0 + a = 180 + -161
a = 180 + -161

Combine like terms: 180 + -161 = 19
a = 19

Simplifying
a = 19

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