12a+5b+7b-4a=

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Solution for 12a+5b+7b-4a= equation:


Simplifying
12a + 5b + 7b + -4a = 0

Reorder the terms:
12a + -4a + 5b + 7b = 0

Combine like terms: 12a + -4a = 8a
8a + 5b + 7b = 0

Combine like terms: 5b + 7b = 12b
8a + 12b = 0

Solving
8a + 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.
8a + 12b + -12b = 0 + -12b

Combine like terms: 12b + -12b = 0
8a + 0 = 0 + -12b
8a = 0 + -12b
Remove the zero:
8a = -12b

Divide each side by '8'.
a = -1.5b

Simplifying
a = -1.5b

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