87=3(5+8b)

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Solution for 87=3(5+8b) equation:


Simplifying
87 = 3(5 + 8b)
87 = (5 * 3 + 8b * 3)
87 = (15 + 24b)

Solving
87 = 15 + 24b

Solving for variable 'b'.

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

Add '-24b' to each side of the equation.
87 + -24b = 15 + 24b + -24b

Combine like terms: 24b + -24b = 0
87 + -24b = 15 + 0
87 + -24b = 15

Add '-87' to each side of the equation.
87 + -87 + -24b = 15 + -87

Combine like terms: 87 + -87 = 0
0 + -24b = 15 + -87
-24b = 15 + -87

Combine like terms: 15 + -87 = -72
-24b = -72

Divide each side by '-24'.
b = 3

Simplifying
b = 3

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