3a-a+27=56

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Solution for 3a-a+27=56 equation:


Simplifying
3a + -1a + 27 = 56

Reorder the terms:
27 + 3a + -1a = 56

Combine like terms: 3a + -1a = 2a
27 + 2a = 56

Solving
27 + 2a = 56

Solving for variable 'a'.

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

Add '-27' to each side of the equation.
27 + -27 + 2a = 56 + -27

Combine like terms: 27 + -27 = 0
0 + 2a = 56 + -27
2a = 56 + -27

Combine like terms: 56 + -27 = 29
2a = 29

Divide each side by '2'.
a = 14.5

Simplifying
a = 14.5

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