(5ab-b)+(7ab-12b)=

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Solution for (5ab-b)+(7ab-12b)= equation:


Simplifying
(5ab + -1b) + (7ab + -12b) = 0

Remove parenthesis around (5ab + -1b)
5ab + -1b + (7ab + -12b) = 0

Remove parenthesis around (7ab + -12b)
5ab + -1b + 7ab + -12b = 0

Reorder the terms:
5ab + 7ab + -1b + -12b = 0

Combine like terms: 5ab + 7ab = 12ab
12ab + -1b + -12b = 0

Combine like terms: -1b + -12b = -13b
12ab + -13b = 0

Solving
12ab + -13b = 0

Solving for variable 'a'.

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

Add '13b' to each side of the equation.
12ab + -13b + 13b = 0 + 13b

Combine like terms: -13b + 13b = 0
12ab + 0 = 0 + 13b
12ab = 0 + 13b
Remove the zero:
12ab = 13b

Divide each side by '12b'.
a = 1.083333333

Simplifying
a = 1.083333333

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