-15-4r=5(r-3)

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Solution for -15-4r=5(r-3) equation:


Simplifying
-15 + -4r = 5(r + -3)

Reorder the terms:
-15 + -4r = 5(-3 + r)
-15 + -4r = (-3 * 5 + r * 5)
-15 + -4r = (-15 + 5r)

Add '15' to each side of the equation.
-15 + 15 + -4r = -15 + 15 + 5r

Combine like terms: -15 + 15 = 0
0 + -4r = -15 + 15 + 5r
-4r = -15 + 15 + 5r

Combine like terms: -15 + 15 = 0
-4r = 0 + 5r
-4r = 5r

Solving
-4r = 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.
-4r + -5r = 5r + -5r

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

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

Divide each side by '-9'.
r = 0

Simplifying
r = 0

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