A washer and a dryer cost 860 combined. The washer costs 90 less than the dryer. What is the cost of the dryer?
1 answer:
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Answer: 475.59 meters .
Step-by-step explanation:
The correct equation is the following:
For this exercise you need to use the Quadratic formula:
In this case you can identify that the values of "a", "b" and "c" are:
Now you must substitute these values into the Quadratic formula and then evaluate. You get:
Choose the positive one and round it to the nearest hundreth: