9a+2b+7=

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Solution for 9a+2b+7= equation:


Simplifying
9a + 2b + 7 = 0

Reorder the terms:
7 + 9a + 2b = 0

Solving
7 + 9a + 2b = 0

Solving for variable 'a'.

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

Add '-7' to each side of the equation.
7 + 9a + -7 + 2b = 0 + -7

Reorder the terms:
7 + -7 + 9a + 2b = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 9a + 2b = 0 + -7
9a + 2b = 0 + -7

Combine like terms: 0 + -7 = -7
9a + 2b = -7

Add '-2b' to each side of the equation.
9a + 2b + -2b = -7 + -2b

Combine like terms: 2b + -2b = 0
9a + 0 = -7 + -2b
9a = -7 + -2b

Divide each side by '9'.
a = -0.7777777778 + -0.2222222222b

Simplifying
a = -0.7777777778 + -0.2222222222b

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