15=-2a-3x

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Solution for 15=-2a-3x equation:


Simplifying
15 = -2a + -3x

Solving
15 = -2a + -3x

Solving for variable 'a'.

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

Add '2a' to each side of the equation.
15 + 2a = -2a + 2a + -3x

Combine like terms: -2a + 2a = 0
15 + 2a = 0 + -3x
15 + 2a = -3x

Add '-15' to each side of the equation.
15 + -15 + 2a = -15 + -3x

Combine like terms: 15 + -15 = 0
0 + 2a = -15 + -3x
2a = -15 + -3x

Divide each side by '2'.
a = -7.5 + -1.5x

Simplifying
a = -7.5 + -1.5x

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