# The rod

The rod has a length of 90cm. Half is painted blue, the third is red and the rest is yellow. How long is the yellow part of the rod?

Result

z =  15 cm

#### Solution:

90 = 90/2 + 90/3 + z

6z = 90

z = 15

Calculated by our simple equation calculator.

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#### To solve this example are needed these knowledge from mathematics:

Do you have a linear equation or system of equations and looking for its solution? Or do you have quadratic equation? Do you want to convert length units?

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