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

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Solution for 36-r=-5(-4r-3) equation:


Simplifying
36 + -1r = -5(-4r + -3)

Reorder the terms:
36 + -1r = -5(-3 + -4r)
36 + -1r = (-3 * -5 + -4r * -5)
36 + -1r = (15 + 20r)

Solving
36 + -1r = 15 + 20r

Solving for variable 'r'.

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

Add '-20r' to each side of the equation.
36 + -1r + -20r = 15 + 20r + -20r

Combine like terms: -1r + -20r = -21r
36 + -21r = 15 + 20r + -20r

Combine like terms: 20r + -20r = 0
36 + -21r = 15 + 0
36 + -21r = 15

Add '-36' to each side of the equation.
36 + -36 + -21r = 15 + -36

Combine like terms: 36 + -36 = 0
0 + -21r = 15 + -36
-21r = 15 + -36

Combine like terms: 15 + -36 = -21
-21r = -21

Divide each side by '-21'.
r = 1

Simplifying
r = 1

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