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kicyunya [14]
2 years ago
7

Im doing a math test and i need help please

Mathematics
2 answers:
Brilliant_brown [7]2 years ago
7 0

What is the question?

marta [7]2 years ago
3 0

Answer:

where's the question?

Step-by-step explanation:

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Please help I have 30 mins
Vladimir79 [104]

Answer:  0.6 in 10 % ; 0.4 in 15 %

Step-by-step explanation:

1. (x*10%) + (y*15%)/ x+y=12%

2. x+y = 1  x= 1-y

(0.1x + 0.15y/ x+y= 12/100) * 100

(10x + 15y/x+y = 12)*(x+y)

10x+15y= 12x + 12y

-2x=-3y

2x = 3y   2(1 - y)= 3y

2-2y=3y   2= 5y

y= 0.4

x= 0.6

4 0
2 years ago
Olga tried to solve an equation step by step
LuckyWell [14K]

Answer:

made a mistake in step 3

Step-by-step explanation:

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2 years ago
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Can I Get Help On This Question?
Gnoma [55]

I believe it would just be -1

3 0
3 years ago
Data was collected on the average winter temperature and the number of days with
laila [671]

Answer:

You should expect to see more days with snow when the average temperature is lower, and less days wth snow when the average winter temperature is higher.

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3 years ago
Compare using benchmark fractions or 1. Then choose Yes or No to tell if the comparison is correct.
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Step-by-step explanation:

Cuz im smart

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