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Using Counting Techniques to Determine Probabilities: Mastery Test
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3
Select the correct answer.
There are 6 girls and 7 boys in a class. A team of 10 players is to be selected from the class. How many different combinations of players are
possible?

x + y = 90 5x – 10y = 90 90 – 10y = 5x 90 + 10y = 5x

step-by-step explanation:

last month maria hiked the 5-mile mountain trail a number of times and she hiked the 10-mile canal trail several times. let x represent the number of times she hiked the 5-mile trail, and let y represent the number of times she hiked the 10-mile trail. if she hiked a total of 90 miles, which equation can be used to find the number of times maria hiked each trail? x + y = 90 5x – 10y = 90 90 – 10y = 5x 90 + 10y = 5x

irrational, cannot

i think it might be a but you might want a second opinion

a

step-by-step explanation: