19-r=16

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Solution for 19-r=16 equation: 


Simplifying
19 + -1r = 16

Solving
19 + -1r = 16

Solving for variable 'r'.

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

Add '-19' to each side of the equation.
19 + -19 + -1r = 16 + -19

Combine like terms: 19 + -19 = 0
0 + -1r = 16 + -19
-1r = 16 + -19

Combine like terms: 16 + -19 = -3
-1r = -3

Divide each side by '-1'.
r = 3

Simplifying
r = 3

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