27=-9r

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Solution for 27=-9r equation:


Simplifying
27 = -9r

Solving
27 = -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.
27 + 9r = -9r + 9r

Combine like terms: -9r + 9r = 0
27 + 9r = 0

Add '-27' to each side of the equation.
27 + -27 + 9r = 0 + -27

Combine like terms: 27 + -27 = 0
0 + 9r = 0 + -27
9r = 0 + -27

Combine like terms: 0 + -27 = -27
9r = -27

Divide each side by '9'.
r = -3

Simplifying
r = -3

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