-9=r-5

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Solution for -9=r-5 equation:


Simplifying
-9 = r + -5

Reorder the terms:
-9 = -5 + r

Solving
-9 = -5 + r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
-9 + -1r = -5 + r + -1r

Combine like terms: r + -1r = 0
-9 + -1r = -5 + 0
-9 + -1r = -5

Add '9' to each side of the equation.
-9 + 9 + -1r = -5 + 9

Combine like terms: -9 + 9 = 0
0 + -1r = -5 + 9
-1r = -5 + 9

Combine like terms: -5 + 9 = 4
-1r = 4

Divide each side by '-1'.
r = -4

Simplifying
r = -4

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