7(8+3r)=29

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Solution for 7(8+3r)=29 equation: 


Simplifying
7(8 + 3r) = 29
(8 * 7 + 3r * 7) = 29
(56 + 21r) = 29

Solving
56 + 21r = 29

Solving for variable 'r'.

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

Add '-56' to each side of the equation.
56 + -56 + 21r = 29 + -56

Combine like terms: 56 + -56 = 0
0 + 21r = 29 + -56
21r = 29 + -56

Combine like terms: 29 + -56 = -27
21r = -27

Divide each side by '21'.
r = -1.285714286

Simplifying
r = -1.285714286

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