7b+2a-5b+7a=

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Solution for 7b+2a-5b+7a= equation:


Simplifying
7b + 2a + -5b + 7a = 0

Reorder the terms:
2a + 7a + 7b + -5b = 0

Combine like terms: 2a + 7a = 9a
9a + 7b + -5b = 0

Combine like terms: 7b + -5b = 2b
9a + 2b = 0

Solving
9a + 2b = 0

Solving for variable 'a'.

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

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

Combine like terms: 2b + -2b = 0
9a + 0 = 0 + -2b
9a = 0 + -2b
Remove the zero:
9a = -2b

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

Simplifying
a = -0.2222222222b

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