15b-27=3(2b+6)

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Solution for 15b-27=3(2b+6) equation:


Simplifying
15b + -27 = 3(2b + 6)

Reorder the terms:
-27 + 15b = 3(2b + 6)

Reorder the terms:
-27 + 15b = 3(6 + 2b)
-27 + 15b = (6 * 3 + 2b * 3)
-27 + 15b = (18 + 6b)

Solving
-27 + 15b = 18 + 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.
-27 + 15b + -6b = 18 + 6b + -6b

Combine like terms: 15b + -6b = 9b
-27 + 9b = 18 + 6b + -6b

Combine like terms: 6b + -6b = 0
-27 + 9b = 18 + 0
-27 + 9b = 18

Add '27' to each side of the equation.
-27 + 27 + 9b = 18 + 27

Combine like terms: -27 + 27 = 0
0 + 9b = 18 + 27
9b = 18 + 27

Combine like terms: 18 + 27 = 45
9b = 45

Divide each side by '9'.
b = 5

Simplifying
b = 5

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