10=a+15

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Solution for 10=a+15 equation:


Simplifying
10 = a + 15

Reorder the terms:
10 = 15 + a

Solving
10 = 15 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
10 + -1a = 15 + a + -1a

Combine like terms: a + -1a = 0
10 + -1a = 15 + 0
10 + -1a = 15

Add '-10' to each side of the equation.
10 + -10 + -1a = 15 + -10

Combine like terms: 10 + -10 = 0
0 + -1a = 15 + -10
-1a = 15 + -10

Combine like terms: 15 + -10 = 5
-1a = 5

Divide each side by '-1'.
a = -5

Simplifying
a = -5

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