9r+8r+7r-3=

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Solution for 9r+8r+7r-3= equation:


Simplifying
9r + 8r + 7r + -3 = 0

Reorder the terms:
-3 + 9r + 8r + 7r = 0

Combine like terms: 9r + 8r = 17r
-3 + 17r + 7r = 0

Combine like terms: 17r + 7r = 24r
-3 + 24r = 0

Solving
-3 + 24r = 0

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 + 24r = 0 + 3

Combine like terms: -3 + 3 = 0
0 + 24r = 0 + 3
24r = 0 + 3

Combine like terms: 0 + 3 = 3
24r = 3

Divide each side by '24'.
r = 0.125

Simplifying
r = 0.125

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