17-r=7

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Solution for 17-r=7 equation:


Simplifying
17 + -1r = 7

Solving
17 + -1r = 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 + -1r = 7 + -17

Combine like terms: 17 + -17 = 0
0 + -1r = 7 + -17
-1r = 7 + -17

Combine like terms: 7 + -17 = -10
-1r = -10

Divide each side by '-1'.
r = 10

Simplifying
r = 10

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