3b+16-b=78

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Solution for 3b+16-b=78 equation:


Simplifying
3b + 16 + -1b = 78

Reorder the terms:
16 + 3b + -1b = 78

Combine like terms: 3b + -1b = 2b
16 + 2b = 78

Solving
16 + 2b = 78

Solving for variable 'b'.

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

Add '-16' to each side of the equation.
16 + -16 + 2b = 78 + -16

Combine like terms: 16 + -16 = 0
0 + 2b = 78 + -16
2b = 78 + -16

Combine like terms: 78 + -16 = 62
2b = 62

Divide each side by '2'.
b = 31

Simplifying
b = 31

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