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- anonymous

Ellen bought gifts for her friends, and each gift cost $7. Let y represent the total cost and x represent the number of gifts. Write an equation to represent the proportional relationship between the total cost and the number of gifts she bought.

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- anonymous

- jamiebookeater

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- anonymous

do you know why?

- anonymous

Tell me if it is correct or not

- anonymous

I know if it is, but you tell me

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- blackstreet23

ohh yeah that makes sense

- anonymous

write the equation you think it is

- anonymous

and compare it to mine

- anonymous

and I'll tell you if it is right or not

- anonymous

x*7=y, or it can also be 7x=y

- anonymous

i dont get it

- anonymous

x is the number of gifts

- anonymous

7 is really the $7 in the question

- anonymous

so, the number of gifts times 7 is the cost of all of the gifts

- anonymous

do you get it now?

- anonymous

the cost of all of the gifts is y

- anonymous

im going to send oppsions

- anonymous

okay

- anonymous

send them

- anonymous

y=7x
y=1/7x
y=6x
y=1/6x

- anonymous

y=7x

- anonymous

x*7=y is the same as y=7x

- anonymous

do you know why?

- anonymous

thank you very much

- anonymous

okay :), but do you know why?

- anonymous

x * 7=y

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