19(3r+18)=12(5r-1)

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Solution for 19(3r+18)=12(5r-1) equation:


Simplifying
19(3r + 18) = 12(5r + -1)

Reorder the terms:
19(18 + 3r) = 12(5r + -1)
(18 * 19 + 3r * 19) = 12(5r + -1)
(342 + 57r) = 12(5r + -1)

Reorder the terms:
342 + 57r = 12(-1 + 5r)
342 + 57r = (-1 * 12 + 5r * 12)
342 + 57r = (-12 + 60r)

Solving
342 + 57r = -12 + 60r

Solving for variable 'r'.

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

Add '-60r' to each side of the equation.
342 + 57r + -60r = -12 + 60r + -60r

Combine like terms: 57r + -60r = -3r
342 + -3r = -12 + 60r + -60r

Combine like terms: 60r + -60r = 0
342 + -3r = -12 + 0
342 + -3r = -12

Add '-342' to each side of the equation.
342 + -342 + -3r = -12 + -342

Combine like terms: 342 + -342 = 0
0 + -3r = -12 + -342
-3r = -12 + -342

Combine like terms: -12 + -342 = -354
-3r = -354

Divide each side by '-3'.
r = 118

Simplifying
r = 118

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