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

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


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

Reorder the terms:
-7b + 5(-3 + b) = 3(5 + 7b)
-7b + (-3 * 5 + b * 5) = 3(5 + 7b)
-7b + (-15 + 5b) = 3(5 + 7b)

Reorder the terms:
-15 + -7b + 5b = 3(5 + 7b)

Combine like terms: -7b + 5b = -2b
-15 + -2b = 3(5 + 7b)
-15 + -2b = (5 * 3 + 7b * 3)
-15 + -2b = (15 + 21b)

Solving
-15 + -2b = 15 + 21b

Solving for variable 'b'.

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

Add '-21b' to each side of the equation.
-15 + -2b + -21b = 15 + 21b + -21b

Combine like terms: -2b + -21b = -23b
-15 + -23b = 15 + 21b + -21b

Combine like terms: 21b + -21b = 0
-15 + -23b = 15 + 0
-15 + -23b = 15

Add '15' to each side of the equation.
-15 + 15 + -23b = 15 + 15

Combine like terms: -15 + 15 = 0
0 + -23b = 15 + 15
-23b = 15 + 15

Combine like terms: 15 + 15 = 30
-23b = 30

Divide each side by '-23'.
b = -1.304347826

Simplifying
b = -1.304347826

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