B-7=8-4b

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Solution for B-7=8-4b equation: 


Simplifying
B + -7 = 8 + -4b

Reorder the terms:
-7 + B = 8 + -4b

Solving
-7 + B = 8 + -4b

Solving for variable 'B'.

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

Add '7' to each side of the equation.
-7 + 7 + B = 8 + 7 + -4b

Combine like terms: -7 + 7 = 0
0 + B = 8 + 7 + -4b
B = 8 + 7 + -4b

Combine like terms: 8 + 7 = 15
B = 15 + -4b

Simplifying
B = 15 + -4b

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