7b+12=42

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Solution for 7b+12=42 equation: 


Simplifying
7b + 12 = 42

Reorder the terms:
12 + 7b = 42

Solving
12 + 7b = 42

Solving for variable 'b'.

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

Add '-12' to each side of the equation.
12 + -12 + 7b = 42 + -12

Combine like terms: 12 + -12 = 0
0 + 7b = 42 + -12
7b = 42 + -12

Combine like terms: 42 + -12 = 30
7b = 30

Divide each side by '7'.
b = 4.285714286

Simplifying
b = 4.285714286

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