13r+4-7r=

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Solution for 13r+4-7r= equation:


Simplifying
13r + 4 + -7r = 0

Reorder the terms:
4 + 13r + -7r = 0

Combine like terms: 13r + -7r = 6r
4 + 6r = 0

Solving
4 + 6r = 0

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 = 0 + -4

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

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

Divide each side by '6'.
r = -0.6666666667

Simplifying
r = -0.6666666667

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