-14-7+8r-5r=-7r-6+5r

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Solution for -14-7+8r-5r=-7r-6+5r equation:


Simplifying
-14 + -7 + 8r + -5r = -7r + -6 + 5r

Combine like terms: -14 + -7 = -21
-21 + 8r + -5r = -7r + -6 + 5r

Combine like terms: 8r + -5r = 3r
-21 + 3r = -7r + -6 + 5r

Reorder the terms:
-21 + 3r = -6 + -7r + 5r

Combine like terms: -7r + 5r = -2r
-21 + 3r = -6 + -2r

Solving
-21 + 3r = -6 + -2r

Solving for variable 'r'.

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

Add '2r' to each side of the equation.
-21 + 3r + 2r = -6 + -2r + 2r

Combine like terms: 3r + 2r = 5r
-21 + 5r = -6 + -2r + 2r

Combine like terms: -2r + 2r = 0
-21 + 5r = -6 + 0
-21 + 5r = -6

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

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

Combine like terms: -6 + 21 = 15
5r = 15

Divide each side by '5'.
r = 3

Simplifying
r = 3

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