Four times a number plus three times a second number is negative nine. Twice the first number plus the second number is three

Mathematics

2 answers:

BartSMP [9]3 years ago

4 0

Answer:

First number: 9

Second number: -15

Aleksandr [31]3 years ago

3 0

Answer:{4m+3n=-9

2m+n=3

Step-by-step explanation:

You might be interested in

Question help the average income in a certain region in 2013 was $62 comma 00062,000 per person per year. suppose the standard

Iteru [2.4K]

Part a
The sample size is large enough to use the central limit theorem because it is greater than 30.

Part b.
The mean of the sampling distribution is 62000.
The standard error is computed as
$SE=\frac{s}{\sqrt{n}}=\frac{27000}{\sqrt{100}}=2700$

Part c.
Compute for the corresponding z-score of more than 2700 from the population mean.
$z=\frac{2700}{2700}=1$

Therefore,
$P\left(z\ \textgreater \ 1\right)=0.1587$

6 0

3 years ago

In the ordered pair -3/2,-7 is called the

trapecia [35]

Answer:

Coordinates.

3 0

3 years ago

Help me plz thx alot

Simora [160]

It is 180 degrees- hope this helps!

4 0

3 years ago

Your medical practice needs to order 200 syringes. At a medical supply store, they charge $0.79 for each syringe. The same syrin

Marrrta [24]

Answer: to order 200 syringes. At a medical supply store, they charge $0.79 for each syringe. The same syringes from an online distributer cost $0.72 each plus $10.95 for shipping and handling. What would be the lowest cost to get 200 syringes? ... Their hourly rate is $19.52 per hour.

Step-by-step explanation:

6 0

4 years ago

Read 2 more answers

WILL GIVE BRAINLIEST

user100 [1]

I'm pretty sure the answer is SAS because it gives you one angle and the rest are sides

4 0

4 years ago

Read 2 more answers