-5(15r-15)=-6(5r+10)

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Solution for -5(15r-15)=-6(5r+10) equation:


Simplifying
-5(15r + -15) = -6(5r + 10)

Reorder the terms:
-5(-15 + 15r) = -6(5r + 10)
(-15 * -5 + 15r * -5) = -6(5r + 10)
(75 + -75r) = -6(5r + 10)

Reorder the terms:
75 + -75r = -6(10 + 5r)
75 + -75r = (10 * -6 + 5r * -6)
75 + -75r = (-60 + -30r)

Solving
75 + -75r = -60 + -30r

Solving for variable 'r'.

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

Add '30r' to each side of the equation.
75 + -75r + 30r = -60 + -30r + 30r

Combine like terms: -75r + 30r = -45r
75 + -45r = -60 + -30r + 30r

Combine like terms: -30r + 30r = 0
75 + -45r = -60 + 0
75 + -45r = -60

Add '-75' to each side of the equation.
75 + -75 + -45r = -60 + -75

Combine like terms: 75 + -75 = 0
0 + -45r = -60 + -75
-45r = -60 + -75

Combine like terms: -60 + -75 = -135
-45r = -135

Divide each side by '-45'.
r = 3

Simplifying
r = 3

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