b-3=-7

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Solution for b-3=-7 equation: 


Simplifying
b + -3 = -7

Reorder the terms:
-3 + b = -7

Solving
-3 + b = -7

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 + 3

Combine like terms: -3 + 3 = 0
0 + b = -7 + 3
b = -7 + 3

Combine like terms: -7 + 3 = -4
b = -4

Simplifying
b = -4

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