5r-7-3r=16

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Solution for 5r-7-3r=16 equation: 


Simplifying
5r + -7 + -3r = 16

Reorder the terms:
-7 + 5r + -3r = 16

Combine like terms: 5r + -3r = 2r
-7 + 2r = 16

Solving
-7 + 2r = 16

Solving for variable 'r'.

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

Add '7' to each side of the equation.
-7 + 7 + 2r = 16 + 7

Combine like terms: -7 + 7 = 0
0 + 2r = 16 + 7
2r = 16 + 7

Combine like terms: 16 + 7 = 23
2r = 23

Divide each side by '2'.
r = 11.5

Simplifying
r = 11.5

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