4(3r-8)=-80

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Solution for 4(3r-8)=-80 equation:


Simplifying
4(3r + -8) = -80

Reorder the terms:
4(-8 + 3r) = -80
(-8 * 4 + 3r * 4) = -80
(-32 + 12r) = -80

Solving
-32 + 12r = -80

Solving for variable 'r'.

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

Add '32' to each side of the equation.
-32 + 32 + 12r = -80 + 32

Combine like terms: -32 + 32 = 0
0 + 12r = -80 + 32
12r = -80 + 32

Combine like terms: -80 + 32 = -48
12r = -48

Divide each side by '12'.
r = -4

Simplifying
r = -4

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