-2r-4-4r=-40

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Solution for -2r-4-4r=-40 equation:


Simplifying
-2r + -4 + -4r = -40

Reorder the terms:
-4 + -2r + -4r = -40

Combine like terms: -2r + -4r = -6r
-4 + -6r = -40

Solving
-4 + -6r = -40

Solving for variable 'r'.

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

Add '4' to each side of the equation.
-4 + 4 + -6r = -40 + 4

Combine like terms: -4 + 4 = 0
0 + -6r = -40 + 4
-6r = -40 + 4

Combine like terms: -40 + 4 = -36
-6r = -36

Divide each side by '-6'.
r = 6

Simplifying
r = 6

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