B-3=7.2

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Solution for B-3=7.2 equation: 


Simplifying
B + -3 = 7.2

Reorder the terms:
-3 + B = 7.2

Solving
-3 + B = 7.2

Solving for variable 'B'.

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

Add '3' to each side of the equation.
-3 + 3 + B = 7.2 + 3

Combine like terms: -3 + 3 = 0
0 + B = 7.2 + 3
B = 7.2 + 3

Combine like terms: 7.2 + 3 = 10.2
B = 10.2

Simplifying
B = 10.2

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