a+5+2a=17

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Solution for a+5+2a=17 equation: 


Simplifying
a + 5 + 2a = 17

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

Combine like terms: a + 2a = 3a
5 + 3a = 17

Solving
5 + 3a = 17

Solving for variable 'a'.

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

Add '-5' to each side of the equation.
5 + -5 + 3a = 17 + -5

Combine like terms: 5 + -5 = 0
0 + 3a = 17 + -5
3a = 17 + -5

Combine like terms: 17 + -5 = 12
3a = 12

Divide each side by '3'.
a = 4

Simplifying
a = 4

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