11r-18=8r+2(5r+19)

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Solution for 11r-18=8r+2(5r+19) equation:


Simplifying
11r + -18 = 8r + 2(5r + 19)

Reorder the terms:
-18 + 11r = 8r + 2(5r + 19)

Reorder the terms:
-18 + 11r = 8r + 2(19 + 5r)
-18 + 11r = 8r + (19 * 2 + 5r * 2)
-18 + 11r = 8r + (38 + 10r)

Reorder the terms:
-18 + 11r = 38 + 8r + 10r

Combine like terms: 8r + 10r = 18r
-18 + 11r = 38 + 18r

Solving
-18 + 11r = 38 + 18r

Solving for variable 'r'.

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

Add '-18r' to each side of the equation.
-18 + 11r + -18r = 38 + 18r + -18r

Combine like terms: 11r + -18r = -7r
-18 + -7r = 38 + 18r + -18r

Combine like terms: 18r + -18r = 0
-18 + -7r = 38 + 0
-18 + -7r = 38

Add '18' to each side of the equation.
-18 + 18 + -7r = 38 + 18

Combine like terms: -18 + 18 = 0
0 + -7r = 38 + 18
-7r = 38 + 18

Combine like terms: 38 + 18 = 56
-7r = 56

Divide each side by '-7'.
r = -8

Simplifying
r = -8

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