5(b+7)=3b+9

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Solution for 5(b+7)=3b+9 equation:


Simplifying
5(b + 7) = 3b + 9

Reorder the terms:
5(7 + b) = 3b + 9
(7 * 5 + b * 5) = 3b + 9
(35 + 5b) = 3b + 9

Reorder the terms:
35 + 5b = 9 + 3b

Solving
35 + 5b = 9 + 3b

Solving for variable 'b'.

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

Add '-3b' to each side of the equation.
35 + 5b + -3b = 9 + 3b + -3b

Combine like terms: 5b + -3b = 2b
35 + 2b = 9 + 3b + -3b

Combine like terms: 3b + -3b = 0
35 + 2b = 9 + 0
35 + 2b = 9

Add '-35' to each side of the equation.
35 + -35 + 2b = 9 + -35

Combine like terms: 35 + -35 = 0
0 + 2b = 9 + -35
2b = 9 + -35

Combine like terms: 9 + -35 = -26
2b = -26

Divide each side by '2'.
b = -13

Simplifying
b = -13

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