27=-0.9r

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Solution for 27=-0.9r equation:


Simplifying
27 = -0.9r

Solving
27 = -0.9r

Solving for variable 'r'.

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

Add '0.9r' to each side of the equation.
27 + 0.9r = -0.9r + 0.9r

Combine like terms: -0.9r + 0.9r = 0.0
27 + 0.9r = 0.0

Add '-27' to each side of the equation.
27 + -27 + 0.9r = 0.0 + -27

Combine like terms: 27 + -27 = 0
0 + 0.9r = 0.0 + -27
0.9r = 0.0 + -27

Combine like terms: 0.0 + -27 = -27
0.9r = -27

Divide each side by '0.9'.
r = -30

Simplifying
r = -30

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