r+1=B-3

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Solution for r+1=B-3 equation: 


Simplifying
r + 1 = B + -3

Reorder the terms:
1 + r = B + -3

Reorder the terms:
1 + r = -3 + B

Solving
1 + r = -3 + B

Solving for variable 'r'.

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

Add '-1' to each side of the equation.
1 + -1 + r = -3 + -1 + B

Combine like terms: 1 + -1 = 0
0 + r = -3 + -1 + B
r = -3 + -1 + B

Combine like terms: -3 + -1 = -4
r = -4 + B

Simplifying
r = -4 + B

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