9a+9+7a+9=

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Solution for 9a+9+7a+9= equation:


Simplifying
9a + 9 + 7a + 9 = 0

Reorder the terms:
9 + 9 + 9a + 7a = 0

Combine like terms: 9 + 9 = 18
18 + 9a + 7a = 0

Combine like terms: 9a + 7a = 16a
18 + 16a = 0

Solving
18 + 16a = 0

Solving for variable 'a'.

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

Add '-18' to each side of the equation.
18 + -18 + 16a = 0 + -18

Combine like terms: 18 + -18 = 0
0 + 16a = 0 + -18
16a = 0 + -18

Combine like terms: 0 + -18 = -18
16a = -18

Divide each side by '16'.
a = -1.125

Simplifying
a = -1.125

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