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daser333 [38]
3 years ago
14

I have a maths problem : Simplify x+x+y x y I’m not sure how to work it out! Please help!

Mathematics
1 answer:
maks197457 [2]3 years ago
8 0

Answer:

2x+y^2

Step-by-step explanation:

For this, you check to see if any of these variables are the same. There are two x's, and 2 y's. So, you have to multiply x and x, which gives you 2x, and since you multiply the y's it will give you y^2.

So the answer will be 2x+y^2

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Phones-R-Us charges $16.95 per month and $0.05 per text message. Awesome Wireless charges $22.95 per
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Answer:

S \leq 200

Step-by-step explanation:

Given

Phone R-Us= $16.95 + $0.05 per SMS

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Required

Determine the number of SMS such that Awesome Wireless is greater or equal to Phone R-Us

Represent the SMS with S

For Phone R-Us, we have:

SMS = 16.95 + 0.05S

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SMS = 22.95 + 0.02S

For Awesome Wireless is greater or equal to Phone R-Us, we have:

22.95 + 0.02S \geq 16.95 + 0.05S

Collect Like Terms

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