-2x-5r=42

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Solution for -2x-5r=42 equation: 


Simplifying
-2x + -5r = 42

Reorder the terms:
-5r + -2x = 42

Solving
-5r + -2x = 42

Solving for variable 'r'.

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

Add '2x' to each side of the equation.
-5r + -2x + 2x = 42 + 2x

Combine like terms: -2x + 2x = 0
-5r + 0 = 42 + 2x
-5r = 42 + 2x

Divide each side by '-5'.
r = -8.4 + -0.4x

Simplifying
r = -8.4 + -0.4x

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