r+5r+5=-21

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Solution for r+5r+5=-21 equation:


Simplifying
r + 5r + 5 = -21

Reorder the terms:
5 + r + 5r = -21

Combine like terms: r + 5r = 6r
5 + 6r = -21

Solving
5 + 6r = -21

Solving for variable 'r'.

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

Add '-5' to each side of the equation.
5 + -5 + 6r = -21 + -5

Combine like terms: 5 + -5 = 0
0 + 6r = -21 + -5
6r = -21 + -5

Combine like terms: -21 + -5 = -26
6r = -26

Divide each side by '6'.
r = -4.333333333

Simplifying
r = -4.333333333

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