15=3(2b-1)

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Solution for 15=3(2b-1) equation:


Simplifying
15 = 3(2b + -1)

Reorder the terms:
15 = 3(-1 + 2b)
15 = (-1 * 3 + 2b * 3)
15 = (-3 + 6b)

Solving
15 = -3 + 6b

Solving for variable 'b'.

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

Add '-6b' to each side of the equation.
15 + -6b = -3 + 6b + -6b

Combine like terms: 6b + -6b = 0
15 + -6b = -3 + 0
15 + -6b = -3

Add '-15' to each side of the equation.
15 + -15 + -6b = -3 + -15

Combine like terms: 15 + -15 = 0
0 + -6b = -3 + -15
-6b = -3 + -15

Combine like terms: -3 + -15 = -18
-6b = -18

Divide each side by '-6'.
b = 3

Simplifying
b = 3

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