168=-4(8r-2)

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Solution for 168=-4(8r-2) equation: 


Simplifying
168 = -4(8r + -2)

Reorder the terms:
168 = -4(-2 + 8r)
168 = (-2 * -4 + 8r * -4)
168 = (8 + -32r)

Solving
168 = 8 + -32r

Solving for variable 'r'.

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

Add '32r' to each side of the equation.
168 + 32r = 8 + -32r + 32r

Combine like terms: -32r + 32r = 0
168 + 32r = 8 + 0
168 + 32r = 8

Add '-168' to each side of the equation.
168 + -168 + 32r = 8 + -168

Combine like terms: 168 + -168 = 0
0 + 32r = 8 + -168
32r = 8 + -168

Combine like terms: 8 + -168 = -160
32r = -160

Divide each side by '32'.
r = -5

Simplifying
r = -5

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