3a-(-8)=99

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Solution for 3a-(-8)=99 equation: 


Simplifying
3a + -1(-8) = 99

Multiply -1 * -8
3a + 8 = 99

Reorder the terms:
8 + 3a = 99

Solving
8 + 3a = 99

Solving for variable 'a'.

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

Add '-8' to each side of the equation.
8 + -8 + 3a = 99 + -8

Combine like terms: 8 + -8 = 0
0 + 3a = 99 + -8
3a = 99 + -8

Combine like terms: 99 + -8 = 91
3a = 91

Divide each side by '3'.
a = 30.33333333

Simplifying
a = 30.33333333

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