-10(r-6)+10r=4(r-3)

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Solution for -10(r-6)+10r=4(r-3) equation:


Simplifying
-10(r + -6) + 10r = 4(r + -3)

Reorder the terms:
-10(-6 + r) + 10r = 4(r + -3)
(-6 * -10 + r * -10) + 10r = 4(r + -3)
(60 + -10r) + 10r = 4(r + -3)

Combine like terms: -10r + 10r = 0
60 + 0 = 4(r + -3)
60 = 4(r + -3)

Reorder the terms:
60 = 4(-3 + r)
60 = (-3 * 4 + r * 4)
60 = (-12 + 4r)

Solving
60 = -12 + 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 + -4r = -12 + 4r + -4r

Combine like terms: 4r + -4r = 0
60 + -4r = -12 + 0
60 + -4r = -12

Add '-60' to each side of the equation.
60 + -60 + -4r = -12 + -60

Combine like terms: 60 + -60 = 0
0 + -4r = -12 + -60
-4r = -12 + -60

Combine like terms: -12 + -60 = -72
-4r = -72

Divide each side by '-4'.
r = 18

Simplifying
r = 18

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