31=r-36

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Solution for 31=r-36 equation:


Simplifying
31 = r + -36

Reorder the terms:
31 = -36 + r

Solving
31 = -36 + 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.
31 + -1r = -36 + r + -1r

Combine like terms: r + -1r = 0
31 + -1r = -36 + 0
31 + -1r = -36

Add '-31' to each side of the equation.
31 + -31 + -1r = -36 + -31

Combine like terms: 31 + -31 = 0
0 + -1r = -36 + -31
-1r = -36 + -31

Combine like terms: -36 + -31 = -67
-1r = -67

Divide each side by '-1'.
r = 67

Simplifying
r = 67

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