Petra 4

Petra had 20 meters of cloth. She made 3 dresses of the same size, and two meters were left.
How many meters did each dress take?

Correct answer:

x =  6 m

Step-by-step explanation:

a=20 m b=2 m  3 x+b=a 3 x+2=20  3x=18  x=318=6  x=6=6 m



Did you find an error or inaccuracy? Feel free to write us. Thank you!







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

You need to know the following knowledge to solve this word math problem:

Units of physical quantities:

Grade of the word problem:

Related math problems and questions: