a+2a+(a-3)=29

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Solution for a+2a+(a-3)=29 equation:


Simplifying
a + 2a + (a + -3) = 29

Reorder the terms:
a + 2a + (-3 + a) = 29

Remove parenthesis around (-3 + a)
a + 2a + -3 + a = 29

Reorder the terms:
-3 + a + 2a + a = 29

Combine like terms: a + 2a = 3a
-3 + 3a + a = 29

Combine like terms: 3a + a = 4a
-3 + 4a = 29

Solving
-3 + 4a = 29

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 = 29 + 3

Combine like terms: -3 + 3 = 0
0 + 4a = 29 + 3
4a = 29 + 3

Combine like terms: 29 + 3 = 32
4a = 32

Divide each side by '4'.
a = 8

Simplifying
a = 8

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