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4 years ago

8

What is (-9)+9 simplified

1 answer:

Paul [167]4 years ago

6 0

Answer:

the answer is zero

Step-by-step explanation:

-9+9=0

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On Wednesday a local hamburgers shop sold a combined total of 568 hamburgers and cheeseburgers. The number of cheeseburgers sold

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3 years ago

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Step-by-step explanation:

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4 years ago

There were 450 people at a play. The admission price was $2 for adults and $1 for children. The admission receipts were $680. Ho

vampirchik [111]

Answer:

Adults= 110

Children= 340

Step-by-step explanation:

Given data

let adults be x

and children be y

x+y= 450----------1

2x+y=680---------2

from 1

x= 450-y

put this in 2

2(450-y)=680

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3 years ago

13 is 6 1/2% of what number?

mylen [45]

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Step-by-step explanation:

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1 year ago