2b+42=

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Solution for 2b+42= equation:


Simplifying
2b + 42 = 0

Reorder the terms:
42 + 2b = 0

Solving
42 + 2b = 0

Solving for variable 'b'.

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

Add '-42' to each side of the equation.
42 + -42 + 2b = 0 + -42

Combine like terms: 42 + -42 = 0
0 + 2b = 0 + -42
2b = 0 + -42

Combine like terms: 0 + -42 = -42
2b = -42

Divide each side by '2'.
b = -21

Simplifying
b = -21

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