3b+(5-7b)=

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Solution for 3b+(5-7b)= equation: 


Simplifying
3b + (5 + -7b) = 0

Remove parenthesis around (5 + -7b)
3b + 5 + -7b = 0

Reorder the terms:
5 + 3b + -7b = 0

Combine like terms: 3b + -7b = -4b
5 + -4b = 0

Solving
5 + -4b = 0

Solving for variable 'b'.

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

Add '-5' to each side of the equation.
5 + -5 + -4b = 0 + -5

Combine like terms: 5 + -5 = 0
0 + -4b = 0 + -5
-4b = 0 + -5

Combine like terms: 0 + -5 = -5
-4b = -5

Divide each side by '-4'.
b = 1.25

Simplifying
b = 1.25

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