3x-2+a=180

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Solution for 3x-2+a=180 equation:


Simplifying
3x + -2 + a = 180

Reorder the terms:
-2 + a + 3x = 180

Solving
-2 + a + 3x = 180

Solving for variable 'a'.

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

Add '2' to each side of the equation.
-2 + a + 2 + 3x = 180 + 2

Reorder the terms:
-2 + 2 + a + 3x = 180 + 2

Combine like terms: -2 + 2 = 0
0 + a + 3x = 180 + 2
a + 3x = 180 + 2

Combine like terms: 180 + 2 = 182
a + 3x = 182

Add '-3x' to each side of the equation.
a + 3x + -3x = 182 + -3x

Combine like terms: 3x + -3x = 0
a + 0 = 182 + -3x
a = 182 + -3x

Simplifying
a = 182 + -3x

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