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Stels [109]
3 years ago
14

3. If y varies directly as x, and y is 12 when x is 16; find y when x is 36.

Mathematics
1 answer:
Serggg [28]3 years ago
3 0

Answer:

C- 27

Step-by-step explanation:

Y varies directly as X

Y=kx

K is a constant

12=k16

K=12/16=3/4

Y=3/4x

Y=3/4 (36)

Y=27

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Pedro mixes 3/4 teaspoon of plant food into each gallon of water. How many teaspoons of plant food should Pedro mix into 5 gallons of water?   To answer this, multiply "3/4 teaspoon per gallon" by 5 gallons:

3 teaspoons

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What is the value of x in the equation 3x-5=1/2x+2x
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Decimal Form

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Akiba Ellis deposits the following in her checking account: 6 five-dollar bills, 5 two dollar bills, 12 one dollar bills, 9 half
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Answer:

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Step-by-step explanation:

Given:

6x $5.00

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----------------------------------------------------------------------------------

6 five dollar bill is $30.00

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12 one dollar bills is $12.00

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