4th grade algebra

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what is 7-7-7-7-7 eguals?

  • 4th grade algebra -

    -21

  • 4th grade algebra -

    -21... oh the days of fourth grade... have fun!

  • 4th grade algebra -

    i need help right know in algebra

  • 4th grade algebra -

    -21. 7-7 is 0. 0-7 is -7. -7 -7 is -14 (don't get tricked!) And -14 -7 is -21.

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