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yarga [219]
2 years ago
7

How do i do xy=4 2x-y+2=0 i'm solving by substition

Mathematics
2 answers:
GarryVolchara [31]2 years ago
4 0

so I think the answer is very difficult ask to someone else

Step-by-step explanation:

xy=4

2x-y+2=0

igomit [66]2 years ago
4 0
Is it x+y=4 or x-y=4? I can help you solve in comments.
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Uche pumps gasoline at a rate of 18\,\dfrac{\text{L}}{\text{min}}18 min L ​ 18, start fraction, start text, L, end text, divided
Fiesta28 [93]

Answer:

Uche's pumping rate is <u>300 mL/s</u>.

Step-by-step explanation:

Given:

Uche pumps gasoline at a rate of 18 L/min.

Now, to find Uche's pumping rate in mL/s.

The rate at which Uche pumps gasoline = 18 L/min.

So, to get the pumping rate in mL/s we use convert L/min to mL/s by using conversion factor:

<u>1 L/min = 16.6667 mL/s.</u>

18 L/min = 16.6667 × 18 mL/s.

18L/min = 300 mL/s.

Therefore, Uche's pumping rate is 300 mL/s.

8 0
2 years ago
Pranav bought four candy bars for a total<br> of $12. How much did each candy bar<br> cost?
anastassius [24]
You have to divide the total cost $12 by the 4 bars, so $12/4 bars = $3 per bar
5 0
2 years ago
Find the nonpermissiable replacelment for the variable in the expression. 3x/5x+2
Montano1993 [528]

Answer:

-2/5

Step-by-step explanation:

5 0
2 years ago
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What property allows you to conclude that 5x+7x=12x
Andrei [34K]
Since both of the numbers have a variable which is x ready to be multiplied, there is no expression leading to the variable therefore you will add normally but you will need to put the missing variable which needs to be multiplied. So overall you can just add and once you get your variable you can be abe to multiply and get your final answer.

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Step-by-step explanation:

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