.5(4b+8)=30

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Solution for .5(4b+8)=30 equation: 


Simplifying
0.5(4b + 8) = 30

Reorder the terms:
0.5(8 + 4b) = 30
(8 * 0.5 + 4b * 0.5) = 30
(4 + 2b) = 30

Solving
4 + 2b = 30

Solving for variable 'b'.

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

Add '-4' to each side of the equation.
4 + -4 + 2b = 30 + -4

Combine like terms: 4 + -4 = 0
0 + 2b = 30 + -4
2b = 30 + -4

Combine like terms: 30 + -4 = 26
2b = 26

Divide each side by '2'.
b = 13

Simplifying
b = 13

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