17=r-70

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Solution for 17=r-70 equation:


Simplifying
17 = r + -70

Reorder the terms:
17 = -70 + r

Solving
17 = -70 + r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
17 + -1r = -70 + r + -1r

Combine like terms: r + -1r = 0
17 + -1r = -70 + 0
17 + -1r = -70

Add '-17' to each side of the equation.
17 + -17 + -1r = -70 + -17

Combine like terms: 17 + -17 = 0
0 + -1r = -70 + -17
-1r = -70 + -17

Combine like terms: -70 + -17 = -87
-1r = -87

Divide each side by '-1'.
r = 87

Simplifying
r = 87

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