9+10a=-70

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Solution for 9+10a=-70 equation: 


Simplifying
9 + 10a = -70

Solving
9 + 10a = -70

Solving for variable 'a'.

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

Add '-9' to each side of the equation.
9 + -9 + 10a = -70 + -9

Combine like terms: 9 + -9 = 0
0 + 10a = -70 + -9
10a = -70 + -9

Combine like terms: -70 + -9 = -79
10a = -79

Divide each side by '10'.
a = -7.9

Simplifying
a = -7.9

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