-7r-1=-13+6-5r

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Solution for -7r-1=-13+6-5r equation:


Simplifying
-7r + -1 = -13 + 6 + -5r

Reorder the terms:
-1 + -7r = -13 + 6 + -5r

Combine like terms: -13 + 6 = -7
-1 + -7r = -7 + -5r

Solving
-1 + -7r = -7 + -5r

Solving for variable 'r'.

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

Add '5r' to each side of the equation.
-1 + -7r + 5r = -7 + -5r + 5r

Combine like terms: -7r + 5r = -2r
-1 + -2r = -7 + -5r + 5r

Combine like terms: -5r + 5r = 0
-1 + -2r = -7 + 0
-1 + -2r = -7

Add '1' to each side of the equation.
-1 + 1 + -2r = -7 + 1

Combine like terms: -1 + 1 = 0
0 + -2r = -7 + 1
-2r = -7 + 1

Combine like terms: -7 + 1 = -6
-2r = -6

Divide each side by '-2'.
r = 3

Simplifying
r = 3

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