3(5b+8)=84

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Solution for 3(5b+8)=84 equation: 


Simplifying
3(5b + 8) = 84

Reorder the terms:
3(8 + 5b) = 84
(8 * 3 + 5b * 3) = 84
(24 + 15b) = 84

Solving
24 + 15b = 84

Solving for variable 'b'.

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

Add '-24' to each side of the equation.
24 + -24 + 15b = 84 + -24

Combine like terms: 24 + -24 = 0
0 + 15b = 84 + -24
15b = 84 + -24

Combine like terms: 84 + -24 = 60
15b = 60

Divide each side by '15'.
b = 4

Simplifying
b = 4

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