8a-5a=-15

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Solution for 8a-5a=-15 equation: 


Simplifying
8a + -5a = -15

Combine like terms: 8a + -5a = 3a
3a = -15

Solving
3a = -15

Solving for variable 'a'.

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

Divide each side by '3'.
a = -5

Simplifying
a = -5

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