a+2a+(a+3)=27

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Solution for a+2a+(a+3)=27 equation:


Simplifying
a + 2a + (a + 3) = 27

Reorder the terms:
a + 2a + (3 + a) = 27

Remove parenthesis around (3 + a)
a + 2a + 3 + a = 27

Reorder the terms:
3 + a + 2a + a = 27

Combine like terms: a + 2a = 3a
3 + 3a + a = 27

Combine like terms: 3a + a = 4a
3 + 4a = 27

Solving
3 + 4a = 27

Solving for variable 'a'.

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

Add '-3' to each side of the equation.
3 + -3 + 4a = 27 + -3

Combine like terms: 3 + -3 = 0
0 + 4a = 27 + -3
4a = 27 + -3

Combine like terms: 27 + -3 = 24
4a = 24

Divide each side by '4'.
a = 6

Simplifying
a = 6

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