2a-15+7=27

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Solution for 2a-15+7=27 equation:


Simplifying
2a + -15 + 7 = 27

Reorder the terms:
-15 + 7 + 2a = 27

Combine like terms: -15 + 7 = -8
-8 + 2a = 27

Solving
-8 + 2a = 27

Solving for variable 'a'.

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

Add '8' to each side of the equation.
-8 + 8 + 2a = 27 + 8

Combine like terms: -8 + 8 = 0
0 + 2a = 27 + 8
2a = 27 + 8

Combine like terms: 27 + 8 = 35
2a = 35

Divide each side by '2'.
a = 17.5

Simplifying
a = 17.5

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