5-7r=-5(r-3)

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Solution for 5-7r=-5(r-3) equation:


Simplifying
5 + -7r = -5(r + -3)

Reorder the terms:
5 + -7r = -5(-3 + r)
5 + -7r = (-3 * -5 + r * -5)
5 + -7r = (15 + -5r)

Solving
5 + -7r = 15 + -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 + -7r + 5r = 15 + -5r + 5r

Combine like terms: -7r + 5r = -2r
5 + -2r = 15 + -5r + 5r

Combine like terms: -5r + 5r = 0
5 + -2r = 15 + 0
5 + -2r = 15

Add '-5' to each side of the equation.
5 + -5 + -2r = 15 + -5

Combine like terms: 5 + -5 = 0
0 + -2r = 15 + -5
-2r = 15 + -5

Combine like terms: 15 + -5 = 10
-2r = 10

Divide each side by '-2'.
r = -5

Simplifying
r = -5

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