18r+2r-4r-8r-3=5

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Solution for 18r+2r-4r-8r-3=5 equation:


Simplifying
18r + 2r + -4r + -8r + -3 = 5

Reorder the terms:
-3 + 18r + 2r + -4r + -8r = 5

Combine like terms: 18r + 2r = 20r
-3 + 20r + -4r + -8r = 5

Combine like terms: 20r + -4r = 16r
-3 + 16r + -8r = 5

Combine like terms: 16r + -8r = 8r
-3 + 8r = 5

Solving
-3 + 8r = 5

Solving for variable 'r'.

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

Add '3' to each side of the equation.
-3 + 3 + 8r = 5 + 3

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

Combine like terms: 5 + 3 = 8
8r = 8

Divide each side by '8'.
r = 1

Simplifying
r = 1

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