2(b+9)+13=47

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Solution for 2(b+9)+13=47 equation:


Simplifying
2(b + 9) + 13 = 47

Reorder the terms:
2(9 + b) + 13 = 47
(9 * 2 + b * 2) + 13 = 47
(18 + 2b) + 13 = 47

Reorder the terms:
18 + 13 + 2b = 47

Combine like terms: 18 + 13 = 31
31 + 2b = 47

Solving
31 + 2b = 47

Solving for variable 'b'.

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

Add '-31' to each side of the equation.
31 + -31 + 2b = 47 + -31

Combine like terms: 31 + -31 = 0
0 + 2b = 47 + -31
2b = 47 + -31

Combine like terms: 47 + -31 = 16
2b = 16

Divide each side by '2'.
b = 8

Simplifying
b = 8

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