12+16+17r+18r=

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Solution for 12+16+17r+18r= equation:


Simplifying
12 + 16 + 17r + 18r = 0

Combine like terms: 12 + 16 = 28
28 + 17r + 18r = 0

Combine like terms: 17r + 18r = 35r
28 + 35r = 0

Solving
28 + 35r = 0

Solving for variable 'r'.

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

Add '-28' to each side of the equation.
28 + -28 + 35r = 0 + -28

Combine like terms: 28 + -28 = 0
0 + 35r = 0 + -28
35r = 0 + -28

Combine like terms: 0 + -28 = -28
35r = -28

Divide each side by '35'.
r = -0.8

Simplifying
r = -0.8

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