3(b-1)=5(b+3)

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Solution for 3(b-1)=5(b+3) equation:


Simplifying
3(b + -1) = 5(b + 3)

Reorder the terms:
3(-1 + b) = 5(b + 3)
(-1 * 3 + b * 3) = 5(b + 3)
(-3 + 3b) = 5(b + 3)

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

Solving
-3 + 3b = 15 + 5b

Solving for variable 'b'.

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

Add '-5b' to each side of the equation.
-3 + 3b + -5b = 15 + 5b + -5b

Combine like terms: 3b + -5b = -2b
-3 + -2b = 15 + 5b + -5b

Combine like terms: 5b + -5b = 0
-3 + -2b = 15 + 0
-3 + -2b = 15

Add '3' to each side of the equation.
-3 + 3 + -2b = 15 + 3

Combine like terms: -3 + 3 = 0
0 + -2b = 15 + 3
-2b = 15 + 3

Combine like terms: 15 + 3 = 18
-2b = 18

Divide each side by '-2'.
b = -9

Simplifying
b = -9

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