8r-5=6+2(r+9)

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Solution for 8r-5=6+2(r+9) equation:


Simplifying
8r + -5 = 6 + 2(r + 9)

Reorder the terms:
-5 + 8r = 6 + 2(r + 9)

Reorder the terms:
-5 + 8r = 6 + 2(9 + r)
-5 + 8r = 6 + (9 * 2 + r * 2)
-5 + 8r = 6 + (18 + 2r)

Combine like terms: 6 + 18 = 24
-5 + 8r = 24 + 2r

Solving
-5 + 8r = 24 + 2r

Solving for variable 'r'.

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

Add '-2r' to each side of the equation.
-5 + 8r + -2r = 24 + 2r + -2r

Combine like terms: 8r + -2r = 6r
-5 + 6r = 24 + 2r + -2r

Combine like terms: 2r + -2r = 0
-5 + 6r = 24 + 0
-5 + 6r = 24

Add '5' to each side of the equation.
-5 + 5 + 6r = 24 + 5

Combine like terms: -5 + 5 = 0
0 + 6r = 24 + 5
6r = 24 + 5

Combine like terms: 24 + 5 = 29
6r = 29

Divide each side by '6'.
r = 4.833333333

Simplifying
r = 4.833333333

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