5(2b+3)=2b+9

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Solution for 5(2b+3)=2b+9 equation:


Simplifying
5(2b + 3) = 2b + 9

Reorder the terms:
5(3 + 2b) = 2b + 9
(3 * 5 + 2b * 5) = 2b + 9
(15 + 10b) = 2b + 9

Reorder the terms:
15 + 10b = 9 + 2b

Solving
15 + 10b = 9 + 2b

Solving for variable 'b'.

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

Add '-2b' to each side of the equation.
15 + 10b + -2b = 9 + 2b + -2b

Combine like terms: 10b + -2b = 8b
15 + 8b = 9 + 2b + -2b

Combine like terms: 2b + -2b = 0
15 + 8b = 9 + 0
15 + 8b = 9

Add '-15' to each side of the equation.
15 + -15 + 8b = 9 + -15

Combine like terms: 15 + -15 = 0
0 + 8b = 9 + -15
8b = 9 + -15

Combine like terms: 9 + -15 = -6
8b = -6

Divide each side by '8'.
b = -0.75

Simplifying
b = -0.75

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