6TH GRADE MATH

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A sperms whale can stay under water 7 times as long as X minutes more than a platypus can. Write an equation that states the relationship of the minutes these two mammals can stay under water.
Sperm whale - 112
Platypus - 10

my answer is 7*X+10 X=112

Did I solve the problem right?

  • 6TH GRADE MATH -

    Platypus: 10 min.
    Whale: 7(10+x) = 112

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