-16-r-5=-1

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Solution for -16-r-5=-1 equation:


Simplifying
-16 + -1r + -5 = -1

Reorder the terms:
-16 + -5 + -1r = -1

Combine like terms: -16 + -5 = -21
-21 + -1r = -1

Solving
-21 + -1r = -1

Solving for variable 'r'.

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

Add '21' to each side of the equation.
-21 + 21 + -1r = -1 + 21

Combine like terms: -21 + 21 = 0
0 + -1r = -1 + 21
-1r = -1 + 21

Combine like terms: -1 + 21 = 20
-1r = 20

Divide each side by '-1'.
r = -20

Simplifying
r = -20

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