(12a+3)+(5a-10)=180

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Solution for (12a+3)+(5a-10)=180 equation:


Simplifying
(12a + 3) + (5a + -10) = 180

Reorder the terms:
(3 + 12a) + (5a + -10) = 180

Remove parenthesis around (3 + 12a)
3 + 12a + (5a + -10) = 180

Reorder the terms:
3 + 12a + (-10 + 5a) = 180

Remove parenthesis around (-10 + 5a)
3 + 12a + -10 + 5a = 180

Reorder the terms:
3 + -10 + 12a + 5a = 180

Combine like terms: 3 + -10 = -7
-7 + 12a + 5a = 180

Combine like terms: 12a + 5a = 17a
-7 + 17a = 180

Solving
-7 + 17a = 180

Solving for variable 'a'.

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

Add '7' to each side of the equation.
-7 + 7 + 17a = 180 + 7

Combine like terms: -7 + 7 = 0
0 + 17a = 180 + 7
17a = 180 + 7

Combine like terms: 180 + 7 = 187
17a = 187

Divide each side by '17'.
a = 11

Simplifying
a = 11

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