8r+2-4=27

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Solution for 8r+2-4=27 equation: 


Simplifying
8r + 2 + -4 = 27

Reorder the terms:
2 + -4 + 8r = 27

Combine like terms: 2 + -4 = -2
-2 + 8r = 27

Solving
-2 + 8r = 27

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 = 27 + 2

Combine like terms: -2 + 2 = 0
0 + 8r = 27 + 2
8r = 27 + 2

Combine like terms: 27 + 2 = 29
8r = 29

Divide each side by '8'.
r = 3.625

Simplifying
r = 3.625

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