7b-13=30

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Solution for 7b-13=30 equation: 


Simplifying
7b + -13 = 30

Reorder the terms:
-13 + 7b = 30

Solving
-13 + 7b = 30

Solving for variable 'b'.

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

Add '13' to each side of the equation.
-13 + 13 + 7b = 30 + 13

Combine like terms: -13 + 13 = 0
0 + 7b = 30 + 13
7b = 30 + 13

Combine like terms: 30 + 13 = 43
7b = 43

Divide each side by '7'.
b = 6.142857143

Simplifying
b = 6.142857143

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