1-r-3=-8

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Solution for 1-r-3=-8 equation:


Simplifying
1 + -1r + -3 = -8

Reorder the terms:
1 + -3 + -1r = -8

Combine like terms: 1 + -3 = -2
-2 + -1r = -8

Solving
-2 + -1r = -8

Solving for variable 'r'.

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

Add '2' to each side of the equation.
-2 + 2 + -1r = -8 + 2

Combine like terms: -2 + 2 = 0
0 + -1r = -8 + 2
-1r = -8 + 2

Combine like terms: -8 + 2 = -6
-1r = -6

Divide each side by '-1'.
r = 6

Simplifying
r = 6

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