3r-17=7

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Solution for 3r-17=7 equation: 


Simplifying
3r + -17 = 7

Reorder the terms:
-17 + 3r = 7

Solving
-17 + 3r = 7

Solving for variable 'r'.

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

Add '17' to each side of the equation.
-17 + 17 + 3r = 7 + 17

Combine like terms: -17 + 17 = 0
0 + 3r = 7 + 17
3r = 7 + 17

Combine like terms: 7 + 17 = 24
3r = 24

Divide each side by '3'.
r = 8

Simplifying
r = 8

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