math

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together two designers have to make 31 dresses in a month. janet has to sew 5 more dresses than her partner, chris. how many dresses does janet have to make?
13
18
23
26
36

  • math -

    chris janet how much dresses
    x + (x+5) = 31
    use the above formula

    x+x = 31-5
    2x = 26
    x=13

    so chris needs 13
    and add x into x+5
    janet needs to make 18

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