algebra

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A rectangular garden, with length twice its width, is to be expanded so that both sides are increased by 3 m.

a.) How would you represent the width of the original garden?
b.) How would you represent the width of the new garden? How about the length?
c.) Suppose the width of the original garden is 2 m, what would be the area of the new garden?

  • algebra -

    a) let the width be a letter i.e. any letter of the alphabet, it doesn't matter although preferably w.

    b) w+3 for the new width, 2w+3 for the new length

    c) new width is 2+3
    new length is 4+3, multiply together for the new area

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