-8a-7a=-16+a

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Solution for -8a-7a=-16+a equation: 


Simplifying
-8a + -7a = -16 + a

Combine like terms: -8a + -7a = -15a
-15a = -16 + a

Solving
-15a = -16 + 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.
-15a + -1a = -16 + a + -1a

Combine like terms: -15a + -1a = -16a
-16a = -16 + a + -1a

Combine like terms: a + -1a = 0
-16a = -16 + 0
-16a = -16

Divide each side by '-16'.
a = 1

Simplifying
a = 1

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