5(12-r)=-4(r-11)

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Solution for 5(12-r)=-4(r-11) equation:


Simplifying
5(12 + -1r) = -4(r + -11)
(12 * 5 + -1r * 5) = -4(r + -11)
(60 + -5r) = -4(r + -11)

Reorder the terms:
60 + -5r = -4(-11 + r)
60 + -5r = (-11 * -4 + r * -4)
60 + -5r = (44 + -4r)

Solving
60 + -5r = 44 + -4r

Solving for variable 'r'.

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

Add '4r' to each side of the equation.
60 + -5r + 4r = 44 + -4r + 4r

Combine like terms: -5r + 4r = -1r
60 + -1r = 44 + -4r + 4r

Combine like terms: -4r + 4r = 0
60 + -1r = 44 + 0
60 + -1r = 44

Add '-60' to each side of the equation.
60 + -60 + -1r = 44 + -60

Combine like terms: 60 + -60 = 0
0 + -1r = 44 + -60
-1r = 44 + -60

Combine like terms: 44 + -60 = -16
-1r = -16

Divide each side by '-1'.
r = 16

Simplifying
r = 16

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