a+(a+4)+(a+4*2)=180

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Solution for a+(a+4)+(a+4*2)=180 equation:


Simplifying
a + (a + 4) + (a + 4 * 2) = 180

Reorder the terms:
a + (4 + a) + (a + 4 * 2) = 180

Remove parenthesis around (4 + a)
a + 4 + a + (a + 4 * 2) = 180

Multiply 4 * 2
a + 4 + a + (a + 8) = 180

Reorder the terms:
a + 4 + a + (8 + a) = 180

Remove parenthesis around (8 + a)
a + 4 + a + 8 + a = 180

Reorder the terms:
4 + 8 + a + a + a = 180

Combine like terms: 4 + 8 = 12
12 + a + a + a = 180

Combine like terms: a + a = 2a
12 + 2a + a = 180

Combine like terms: 2a + a = 3a
12 + 3a = 180

Solving
12 + 3a = 180

Solving for variable 'a'.

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

Add '-12' to each side of the equation.
12 + -12 + 3a = 180 + -12

Combine like terms: 12 + -12 = 0
0 + 3a = 180 + -12
3a = 180 + -12

Combine like terms: 180 + -12 = 168
3a = 168

Divide each side by '3'.
a = 56

Simplifying
a = 56

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