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On a Christmas package, Audrey needs to use only 40-cent stamps and 16-cent stamps. If she uses twice as many 40-cent stamps as 16-cent stamps, how many of each type of stamp must she use to mail a package costing $5.76 in postage?
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done when you posted as Cat
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On a Christmas package, Audrey needs to use only 40-cent stamps and 16-cent stamps. If she uses twice as many 40-cent stamps as
Top answer:
If there are x at 40 cents, and y at 16 cents, then you know that x = 2y 40x+16y=576
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On a Christmas package, Audrey needs to use only 40-cent stamps and 16-cent stamps. If she uses twice as many 40-cent stamps as
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number of 16 cent stamps --- x number of 40 cent stamps ---- 2x 16x + 40(2x) = 576 96x = 576 x = 6
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On a Christmas package, Audrey needs to use only 40-cent stamps and 16-cent stamps. If she uses twice as many 40-cent stamps as
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Let x = .16 stamps and y = .40 stamps. y = 2x .16x + .40y = 5.76 Substitute 2x for y in second
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plz explain how to do this in detail:
using only 39 cent and 24 cent stamps, charlie put $7.14 postage on a package he mailed to
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first represent the unknowns using variables: let x = number of 24-cent stamps used let 2x = number
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Joe, using only .32 cent stamps and .20 cent stamps, put $3.36 postage on a package he sent to his sister, he used twice as many
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if he used x of the 20 cent stamps he used 2 x of the 32 cent stamps so 2x*32 + x * 20 = 336 cents
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Johnny has 760 stamps altogether. After giving away 2/5 of his 25-cent stamps and 1/3 of his 50-cent stamps, he has an equal
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q = 25 cent stamps h = 50 cent stamps q + h = 750 3/5 q = 2/3 h so 9 q = 10 h or h = 0.9 q q + 0.9 q
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An executive bought 300 stamps for $73.80. The purchase included 15 cent stamps, 20 cent stamps, and 40 cent stamps. The number
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number of 15 cent stamps --- x number of 20 cent stamps --- 4x number of 40 cent stamps ---- 300 -
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Julio is mailing a small package to Tony, who lives in another city. Julio has to put 18 cents worth of stamps on the package.
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10+4+4 = 18 Now start replacing those stamps with smaller ones (4=2+2, 10=4+4+2, etc.), till you get
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The post office is selling 7 cent stamps and 9 cent stamps. If a package requires 51 cents to mail, how many 7 cent stamps are
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Let's assume that x represents the number of 7 cent stamps that are needed. Since each 7 cent stamp
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suppose you bought some 32 cent stamps and some 20 cent stamps. you spent $3.92 for 16 stamps. how many of each stamp did you
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6 32 cent stamps 10 20 cent stamps
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