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alex0605
Sep 26, 2013, 08:27 PM
Robin ate some peanuts on Sunday. On Monday she ate 2 more peanuts than on Sunday. On Tuesday, Wednesday, Thursday, Friday, and Saturday she ate 2 more peanuts than the day before. By Saturday night she had eaten 77 peanuts in the whole week. How many peanuts did Robin eat on Wednesday?

Wondergirl
Sep 26, 2013, 08:29 PM
Sunday peanuts = x
Monday peanuts = (x+2)
Tuesday peanuts = (x+4)

Then how would you write an equation?