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sergij07 [2.7K]
3 years ago
7

Please help me with this math problem, please

Mathematics
1 answer:
balu736 [363]3 years ago
4 0

Answer: y=-5/2x+13

Step-by-step explanation:

Since we are given the slope, we can plug it into our equation and use the point given to find the y-intercept.

y=mx+b

y=-5/2x+b

-2=-5/2(6)+b

-2=-15+b

b=13

Now that we know the y-intercept, we can complete the equation.

y=-5/2x+13

You might be interested in
Voce 2x-u - 1x2-3x+3 = 2​
kumpel [21]

Answer:

u=−x2−x+1

Step-by-step explanation:

Let's solve for u.

2x−u−1x^2−3x+3=2

Step 1: Add x^2 to both sides.

−x2−u−x+3+x2=2+x2

−u−x+3=x2+2

Step 2: Add x to both sides.

−u−x+3+x=x2+2+x

−u+3=x2+x+2

Step 3: Add -3 to both sides.

−u+3+−3=x2+x+2+−3

−u=x2+x−1

Step 4: Divide both sides by -1.

−u/−1=x2+x−1

−1/u=−x2−x+1

Answer:

u=−x2−x+1

5 0
3 years ago
Jim has 4 New York quarters, 3 Pennsylvania quarters, and 3 Virginia quarters in his pocket. What is the probability that he wil
Nadya [2.5K]

Answer:

1/10 or 10%

Step-by-step explanation:

First, you add up all the quarters to get the total amount of possibilities for the first quarter that gets pulled out.

4 NY + 3 PA + 3 VI = 10 total quarters.

So the total number of quarters becomes the denominator for the first probability, and the total number  of PA quarters becomes the numerator.

So the probability of Jim pulling out a PA quarter first is 3/10.

Now you have to find the probability of drawing a VI quarter as the second quarter. Since it's known that Jim would have already pulled 1 quarter out, that means the total number of quarters he could draw is now 9, so 9 would be the denominator of the second probability. Since there should be 3 VI quarters left still in his pocket, the numerator for the second probability is 3.

So the probability of Jim pulling out a VI quarter second is 3/9.

Now to get the final probability of Jim pulling out both a PA quarter and a VI quarter in the correct order, all you have to do is multiply the two probabilities together and then you should get the probability of the correct quarters being pulled out inn the correct order.

The first probability, 3/10, times the second probability, 3/9 equals the total probability of 9/90, and it simplifies to 1/10 or 10%

6 0
3 years ago
Anna wants to celebrate her birthday by eating pizza with her friends. For $42.50 total, they can buy p boxes of pizza. Each box
steposvetlana [31]

Answer:

A.

Step-by-step explanation:

p=5

3 0
3 years ago
Consider the two rectangles shown.
Andrej [43]

The transformation maps rectangle QRST to Q'R'S'T' is reflection.

<h3>What is reflection?</h3>

An image will reflect through a line, known as the line of reflection. A figure is said to be a reflection of the other figure, then every point in a figure is at equidistant from each corresponding point in another figure.

As, 2 rectangles have identical side lengths and angle measures.

Also, second rectangle is a reflection of the first

and we know that the reflection of any shape done in a manner that it is equally reflected having identical side lengths and angle measures.

Learn more about reflection here:

brainly.com/question/13103565

#SPJ1

6 0
2 years ago
Please help<br> i really need help<br> only answer if u know the answer<br> and no links please
ehidna [41]

Answer:

The correct answer is 17.96875 or approximately 18 inches.

Step-by-step explanation:

Since the ratio of the model truck to the real truck is 5:64, and the length of the truck is 230 inches, that means the length of the model truck would be \frac{5}{64} * 230 = \frac{575}{32} = 17.96875 ≈ 18 inches.

7 0
3 years ago
Read 2 more answers
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