15=5a+18b

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Solution for 15=5a+18b equation:


Simplifying
15 = 5a + 18b

Solving
15 = 5a + 18b

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
15 + -5a = 5a + -5a + 18b

Combine like terms: 5a + -5a = 0
15 + -5a = 0 + 18b
15 + -5a = 18b

Add '-15' to each side of the equation.
15 + -15 + -5a = -15 + 18b

Combine like terms: 15 + -15 = 0
0 + -5a = -15 + 18b
-5a = -15 + 18b

Divide each side by '-5'.
a = 3 + -3.6b

Simplifying
a = 3 + -3.6b

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