-5=7+5r-7

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Solution for -5=7+5r-7 equation:


Simplifying
-5 = 7 + 5r + -7

Reorder the terms:
-5 = 7 + -7 + 5r

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

Solving
-5 = 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.
-5 + -5r = 5r + -5r

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

Add '5' to each side of the equation.
-5 + 5 + -5r = 0 + 5

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

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

Divide each side by '-5'.
r = -1

Simplifying
r = -1

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