-36=-9r

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Solution for -36=-9r equation:


Simplifying
-36 = -9r

Solving
-36 = -9r

Solving for variable 'r'.

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

Add '9r' to each side of the equation.
-36 + 9r = -9r + 9r

Combine like terms: -9r + 9r = 0
-36 + 9r = 0

Add '36' to each side of the equation.
-36 + 36 + 9r = 0 + 36

Combine like terms: -36 + 36 = 0
0 + 9r = 0 + 36
9r = 0 + 36

Combine like terms: 0 + 36 = 36
9r = 36

Divide each side by '9'.
r = 4

Simplifying
r = 4

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