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raketka [301]
3 years ago
6

Classify the following system of equations.

Mathematics
1 answer:
zubka84 [21]3 years ago
4 0

Answer:

B) consistent, dependent

Step-by-step explanation:

The given system is

45x - 30y = -90

-12x + 8y = 24

Let us make y the subject in both equations to get:

Top equation

y =  \frac{3}{2}y + 3

Bottom equation

y =  \frac{3}{2}x + 3

We can see that both equations are identically the same.

There is going to be infinitely many solutions.

We say the system is consistent and dependent.

The correct choice is B

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I need to practice multiplying fractions
BigorU [14]

Answer:

I am sorry, but that is not a question, if you ask a question about multiplying fractions then I will be happy to answer your question

4 0
3 years ago
A square has an area of 100cm^2.What is the perimeter of the square?​
Goryan [66]

Answer:

40 cm

Step-by-step explanation:

Perimeter of a square = 4a

=4 ( 10 )

=40cm

Have a nice day!

3 0
2 years ago
A cargo van is carrying 20 identical cylinders. Each cylinder contains compressed oxygen. Altogether the cylinders weigh 1/2 of
zzz [600]

Answer: Each cylinder weighs 1/40 of a ton.

Step-by-step explanation:

If we were dealing with a total of 1 ton, than we can easily see that each cylinder would be one twentieth. Because we are dealing with a total of 1/2 ton, we can now figure out that each cylinder is 1/40 tons.

5 0
3 years ago
What is the standard form of a quadratic function passing through the points (2,4) , (3,5) and (4,3)
Sladkaya [172]

The standard form of a quadratic function is y = 3/2x² + 17/2x - 7

<h3>How to determine the quadratic equation?</h3>

From the question, the points on the quadratic equation are given as

(2,4), (3,5) and (4,3)

The standard form of a quadratic equation is represented as

y = ax² + bx + c

So, we have

Point (2,4):

4a + 2b + c = 4

Point (3,5):

9a + 3b + c = 5

Point (4,3):

16a + 4b + c = 3

Solving using an online calculator. we have

a = 3/2, b = 17/2 and c = -7

Substitute a = 3/2, b = 17/2 and c = -7 in y = ax² + bx + c

y = 3/2x² + 17/2x - 7

Hence, the equation is y = 3/2x² + 17/2x - 7

Read more about quadratic equation at

brainly.com/question/1214333

#SPJ1

5 0
10 months ago
$100,000 for 20 years compounded at 4% annually results in a rate per period of:
Mnenie [13.5K]
Amount = 100000(1 + 0.04)^20 = 100000(1.04)^20 = $219,112.31
Compound Interest = $219,112.31 - $100,000 = $119,112.31
3 0
2 years ago
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