5b-(9-7b)=9

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Solution for 5b-(9-7b)=9 equation: 


Simplifying
5b + -1(9 + -7b) = 9
5b + (9 * -1 + -7b * -1) = 9
5b + (-9 + 7b) = 9

Reorder the terms:
-9 + 5b + 7b = 9

Combine like terms: 5b + 7b = 12b
-9 + 12b = 9

Solving
-9 + 12b = 9

Solving for variable 'b'.

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

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

Combine like terms: -9 + 9 = 0
0 + 12b = 9 + 9
12b = 9 + 9

Combine like terms: 9 + 9 = 18
12b = 18

Divide each side by '12'.
b = 1.5

Simplifying
b = 1.5

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