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erica [24]
3 years ago
11

Help! Quick please!

Mathematics
2 answers:
Vesnalui [34]3 years ago
8 0
B..............
c>=3 and n<0 and p<=(9-3 c)/n
S_A_V [24]3 years ago
8 0

Answer:

n ≥ − the quantity 3 times c minus 9 all over p

Step-by-step explanation:

To solve inequalities you should use the same method as to solve equalities.

1. First write down the inequality:

-np-6\leq 3(c-5)

2. Solve the parentheses:

-np-6\leq 3c-15

3. Pass the independent numbers to the right side of the inequality with opposite sign and do the mathematical operations:

-np\leq 3c-15+6\\\\-np\leq 3c-9

4. Pass the p with the minus sign to the right side of the inequality, as p has the minus sign, the direction of the inequality changes:

n\geq -(\frac{3c-9}{p})

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leva [86]

Answer:

The answer is B

Step-by-step explanation:

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3 0
3 years ago
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If aſc and a +b = C, prove that a|b.
mars1129 [50]

Answer with Step-by-step explanation:

Since we have given that

a + b = c

and a|c

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We need to prove that a|b.

⇒ a = mb for some integer m

Since a|c,

So, mathematically, it is expressed as

c= ka

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So, it becomes,

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7 0
3 years ago
What is the answer to this please
Alex_Xolod [135]
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3 years ago
What is the measure of angle x?
tankabanditka [31]

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Step-by-step explanation:

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2 years ago
It takes Kay 20 minutes to drive to work traveiling 45 mph. Two minutes after she left home this morning, her husband, Dan, star
BARSIC [14]

Answer:

Kay's husband drove at a speed of 50 mph

Step-by-step explanation:

This is a problem of simple motion.

First of all we must calculate how far Kay traveled to her job, and then estimate the speed with which her husband traveled later.

d=vt

v=45 mph

t= 20 minutes/60 min/hour = 0.333 h (to be consistent with the units)

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If Kay took 20 minutes to get to work and her husband left home two minutes after her and they both arrived at the same time, it means he took 18 minutes to travel the same distance.

To calculate the speed with which Kate's husband made the tour, we will use the same initial formula and isolate the value of "V"

d=vt; so

v=\frac{d}{t}

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Kay's husband drove at a speed of 50 mph

8 0
3 years ago
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