-12(r+10)=-12(2r-5)

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Solution for -12(r+10)=-12(2r-5) equation:


Simplifying
-12(r + 10) = -12(2r + -5)

Reorder the terms:
-12(10 + r) = -12(2r + -5)
(10 * -12 + r * -12) = -12(2r + -5)
(-120 + -12r) = -12(2r + -5)

Reorder the terms:
-120 + -12r = -12(-5 + 2r)
-120 + -12r = (-5 * -12 + 2r * -12)
-120 + -12r = (60 + -24r)

Solving
-120 + -12r = 60 + -24r

Solving for variable 'r'.

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

Add '24r' to each side of the equation.
-120 + -12r + 24r = 60 + -24r + 24r

Combine like terms: -12r + 24r = 12r
-120 + 12r = 60 + -24r + 24r

Combine like terms: -24r + 24r = 0
-120 + 12r = 60 + 0
-120 + 12r = 60

Add '120' to each side of the equation.
-120 + 120 + 12r = 60 + 120

Combine like terms: -120 + 120 = 0
0 + 12r = 60 + 120
12r = 60 + 120

Combine like terms: 60 + 120 = 180
12r = 180

Divide each side by '12'.
r = 15

Simplifying
r = 15

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