5(r+1)+(-8r+2)=

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Solution for 5(r+1)+(-8r+2)= equation:


Simplifying
5(r + 1) + (-8r + 2) = 0

Reorder the terms:
5(1 + r) + (-8r + 2) = 0
(1 * 5 + r * 5) + (-8r + 2) = 0
(5 + 5r) + (-8r + 2) = 0

Reorder the terms:
5 + 5r + (2 + -8r) = 0

Remove parenthesis around (2 + -8r)
5 + 5r + 2 + -8r = 0

Reorder the terms:
5 + 2 + 5r + -8r = 0

Combine like terms: 5 + 2 = 7
7 + 5r + -8r = 0

Combine like terms: 5r + -8r = -3r
7 + -3r = 0

Solving
7 + -3r = 0

Solving for variable 'r'.

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

Add '-7' to each side of the equation.
7 + -7 + -3r = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -3r = 0 + -7
-3r = 0 + -7

Combine like terms: 0 + -7 = -7
-3r = -7

Divide each side by '-3'.
r = 2.333333333

Simplifying
r = 2.333333333

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