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Ulleksa [173]
3 years ago
10

What is the solution to the system of equations 2x-3y+z=-19.

SAT
1 answer:
Dmitriy789 [7]3 years ago
5 0

Answer:

(-2,6,3) =))))

Explanation:

=>>>>>>

You might be interested in
a young girl is on a swing that completes 20.0 cycles in 25 seconds. what are its frequency and period?
Daniel [21]

Answer:

0.8 - 1.25

Explanation:

f = n ÷ t

period = 1 ÷ f

f = 20/25 = 0.8 Hz

period = 1/0.8 = 1.25 s

8 0
3 years ago
A sponge and a bar of soap occupy the same amount is space, but the soap is much more dense than the sponge. Why must this be?
rodikova [14]
Yes, that's correct.  That's a big part of the reason why 
the soap floats in water and the sponge sinks in it.

3 0
3 years ago
Variables that classify individuals into categories are called
Otrada [13]

Answer:

Qualitative Variables.

Explanation:

Qualitative comes from quality, which is the character's/individual's disposition or persona that portrays him/her as an individual.

Refer to Quizlet for SAT flashcards, it's helpful.

6 0
3 years ago
Read 2 more answers
Which two events would most likely occur in the rising action of a story?
vladimir2022 [97]

Answer:

correct

Explanation:

edmentum/plato

6 0
2 years ago
Assume that thermometer readings are normally distributed with a mean of 100o F and a standard deviation of 0.15o F. a) Draw and
son4ous [18]

The parameters of the normal distribution of the thermometer readings are its mean and the standard deviation

The probability that a thermometer reading is between 99.86o F and 100.07o F is 0.5403

<h3>The sketch of the normal distribution of the thermometer</h3>

The given parameters are:

  • Mean, μ = 100
  • Standard deviation, σ = 0.15

Next, we draw the normal distribution using a graphing calculator.

See attachment for the sketch of the normal distribution of the thermometer

<h3>The probability that a thermometer reading is between 99.86o F and 100.07o F</h3>

This means that:

x = 99.86 and x = 100.07

The probability is calculated as:

P(99.86 < x < 100.07) = P(x > 99.86) - P(x < 100.07)

Using the attached graph, we have:

P(99.86 < x < 100.07) = 0.5403

Read more about normal distribution at:

brainly.com/question/4079902

4 0
2 years ago
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