9a+5b+7b=

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Solution for 9a+5b+7b= equation: 


Simplifying
9a + 5b + 7b = 0

Combine like terms: 5b + 7b = 12b
9a + 12b = 0

Solving
9a + 12b = 0

Solving for variable 'a'.

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

Add '-12b' to each side of the equation.
9a + 12b + -12b = 0 + -12b

Combine like terms: 12b + -12b = 0
9a + 0 = 0 + -12b
9a = 0 + -12b
Remove the zero:
9a = -12b

Divide each side by '9'.
a = -1.333333333b

Simplifying
a = -1.333333333b

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