7a-8a=5

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Solution for 7a-8a=5 equation: 


Simplifying
7a + -8a = 5

Combine like terms: 7a + -8a = -1a
-1a = 5

Solving
-1a = 5

Solving for variable 'a'.

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

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

Simplifying
a = -5

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