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Julli [10]
3 years ago
13

Could you help With these questions

Mathematics
1 answer:
Ganezh [65]3 years ago
5 0
All I know is number 9. Is -2/5
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Can you write 2x(x-1) as a product and as a sum please? Thank you
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Answer: yes you can actually.

Step-by-step explanation:

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3 years ago
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I will mark you as brainliest if you get the question right
Ann [662]

Answer:

103

Step-by-step explanation:

x = 180-77 = 103

because it's a straight line, so 180 - 77 to find x

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Mark earned $1340 for a 40-hour week. Use the formula P = RH where (P is the pay,
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Mark earns 33.5 dollars per hour.
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2 years ago
If 2k - 3 = 9 (k+7)-3 then k is ????
m_a_m_a [10]

Answer:

k= -9

Step-by-step explanation:

2k-3=9k+63-3     [expand the 9(k+7) first]

2k-9k=63-3+3     [put the like terms together]

-7k=63                 [do the simple math]

k= 63 ÷ by -7

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3 years ago
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There are 4 red and 6 green marbles in a jar. What is the probability of drawing two green marbles, with replacement?
quester [9]

Answer:

3/5

Step-by-step explanation:

4+6=10

6/10=3/5

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3 years ago
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