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larisa [96]
3 years ago
5

Roxanna buys an item with a normal price of $30, and uses a 20% off

Mathematics
1 answer:
natima [27]3 years ago
7 0

Answer:

6 dollars

Step-by-step explanation:

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Solve the system by substitution. <br> -5x+3y=2 <br> Y=2x
Volgvan

Answer:

2 is the required answer.

Step-by-step explanation:

<u>Solution:</u>

<u>Given</u><u>:</u>

-5x+3y=2..............(i)

Putting the value of y=2x in the equation (i); we get:

i.e -5x+3×2x=2

or, -5x+6x=2

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3 years ago
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Answer:

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3 years ago
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