2b+4=42

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Solution for 2b+4=42 equation: 


Simplifying
2b + 4 = 42

Reorder the terms:
4 + 2b = 42

Solving
4 + 2b = 42

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 = 42 + -4

Combine like terms: 4 + -4 = 0
0 + 2b = 42 + -4
2b = 42 + -4

Combine like terms: 42 + -4 = 38
2b = 38

Divide each side by '2'.
b = 19

Simplifying
b = 19

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