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3 years ago

8

At practice, Joy does twice as many jumping jacks as Bill, and she also does 50 sit-ups. Joy does 112 exercises in total. The eq

uation 2x + 50 = 112 describes this situation. What does the variable x represent?

1 answer:

olasank [31]3 years ago

6 0

2x + 50 = 112

2x = 112 -50

2x = 62

x = 62:2

x= 31

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