r+1=-15

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Solution for r+1=-15 equation: 


Simplifying
r + 1 = -15

Reorder the terms:
1 + r = -15

Solving
1 + r = -15

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 = -15 + -1

Combine like terms: 1 + -1 = 0
0 + r = -15 + -1
r = -15 + -1

Combine like terms: -15 + -1 = -16
r = -16

Simplifying
r = -16

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