76=4x(r-3)+8

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Solution for 76=4x(r-3)+8 equation:


Simplifying
76 = 4x(r + -3) + 8

Reorder the terms:
76 = 4x(-3 + r) + 8
76 = (-3 * 4x + r * 4x) + 8

Reorder the terms:
76 = (4rx + -12x) + 8
76 = (4rx + -12x) + 8

Reorder the terms:
76 = 8 + 4rx + -12x

Solving
76 = 8 + 4rx + -12x

Solving for variable 'r'.

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

Add '-4rx' to each side of the equation.
76 + -4rx = 8 + 4rx + -4rx + -12x

Combine like terms: 4rx + -4rx = 0
76 + -4rx = 8 + 0 + -12x
76 + -4rx = 8 + -12x

Add '-76' to each side of the equation.
76 + -76 + -4rx = 8 + -76 + -12x

Combine like terms: 76 + -76 = 0
0 + -4rx = 8 + -76 + -12x
-4rx = 8 + -76 + -12x

Combine like terms: 8 + -76 = -68
-4rx = -68 + -12x

Divide each side by '-4x'.
r = 17x-1 + 3

Simplifying
r = 17x-1 + 3

Reorder the terms:
r = 3 + 17x-1

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