2b+8=15

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Solution for 2b+8=15 equation: 


Simplifying
2b + 8 = 15

Reorder the terms:
8 + 2b = 15

Solving
8 + 2b = 15

Solving for variable 'b'.

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

Add '-8' to each side of the equation.
8 + -8 + 2b = 15 + -8

Combine like terms: 8 + -8 = 0
0 + 2b = 15 + -8
2b = 15 + -8

Combine like terms: 15 + -8 = 7
2b = 7

Divide each side by '2'.
b = 3.5

Simplifying
b = 3.5

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