3a+4a-2=180

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Solution for 3a+4a-2=180 equation:


Simplifying
3a + 4a + -2 = 180

Reorder the terms:
-2 + 3a + 4a = 180

Combine like terms: 3a + 4a = 7a
-2 + 7a = 180

Solving
-2 + 7a = 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 + 2 + 7a = 180 + 2

Combine like terms: -2 + 2 = 0
0 + 7a = 180 + 2
7a = 180 + 2

Combine like terms: 180 + 2 = 182
7a = 182

Divide each side by '7'.
a = 26

Simplifying
a = 26

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