2(4r-1)=8

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Solution for 2(4r-1)=8 equation:


Simplifying
2(4r + -1) = 8

Reorder the terms:
2(-1 + 4r) = 8
(-1 * 2 + 4r * 2) = 8
(-2 + 8r) = 8

Solving
-2 + 8r = 8

Solving for variable 'r'.

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

Add '2' to each side of the equation.
-2 + 2 + 8r = 8 + 2

Combine like terms: -2 + 2 = 0
0 + 8r = 8 + 2
8r = 8 + 2

Combine like terms: 8 + 2 = 10
8r = 10

Divide each side by '8'.
r = 1.25

Simplifying
r = 1.25

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