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tajajohn7597
04.01.2020 •
Mathematics
Marnie practiced her basketball dribbling. after two tries,she had bounced the ball 88 times. on the second try, she had 2 fewer bouncers than 8 times the number of bounces she had on the first try. how many bounces did she have on the second try?
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Ответ:
Marnie has bounced basketball 78 times on the second try.
Step-by-step explanation:
Let the number of times ball dribble before first try be x and number of times of dribble before second try be y.
Total number of times ball dribbled after two tries = 88
x+ y = 88 ...[1]
After first try that before second try. she has 2 fewer dribbles than 8x.
y=8x-2...[2]
Putting value of y in [1], we gte:
x = 10
y = 8 × 10 - 2 = 78
Marnie has bounced basketball 78 times on the second try.
Ответ: