a+2a+(a+17)=125

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Solution for a+2a+(a+17)=125 equation:


Simplifying
a + 2a + (a + 17) = 125

Reorder the terms:
a + 2a + (17 + a) = 125

Remove parenthesis around (17 + a)
a + 2a + 17 + a = 125

Reorder the terms:
17 + a + 2a + a = 125

Combine like terms: a + 2a = 3a
17 + 3a + a = 125

Combine like terms: 3a + a = 4a
17 + 4a = 125

Solving
17 + 4a = 125

Solving for variable 'a'.

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

Add '-17' to each side of the equation.
17 + -17 + 4a = 125 + -17

Combine like terms: 17 + -17 = 0
0 + 4a = 125 + -17
4a = 125 + -17

Combine like terms: 125 + -17 = 108
4a = 108

Divide each side by '4'.
a = 27

Simplifying
a = 27

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