2a+15-10=

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Solution for 2a+15-10= equation: 


Simplifying
2a + 15 + -10 = 0

Reorder the terms:
15 + -10 + 2a = 0

Combine like terms: 15 + -10 = 5
5 + 2a = 0

Solving
5 + 2a = 0

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 + 2a = 0 + -5

Combine like terms: 5 + -5 = 0
0 + 2a = 0 + -5
2a = 0 + -5

Combine like terms: 0 + -5 = -5
2a = -5

Divide each side by '2'.
a = -2.5

Simplifying
a = -2.5

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