2a+a+90+90=360

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Solution for 2a+a+90+90=360 equation: 


Simplifying
2a + a + 90 + 90 = 360

Reorder the terms:
90 + 90 + 2a + a = 360

Combine like terms: 90 + 90 = 180
180 + 2a + a = 360

Combine like terms: 2a + a = 3a
180 + 3a = 360

Solving
180 + 3a = 360

Solving for variable 'a'.

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

Add '-180' to each side of the equation.
180 + -180 + 3a = 360 + -180

Combine like terms: 180 + -180 = 0
0 + 3a = 360 + -180
3a = 360 + -180

Combine like terms: 360 + -180 = 180
3a = 180

Divide each side by '3'.
a = 60

Simplifying
a = 60

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