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3 years ago

What is the y-intercept of y= -3x

Mathematics

2 answers:

dybincka [34]3 years ago

7 0

Answer:

(0,0) is the y intercept

madam [21]3 years ago

5 0

Answer:

Zero

Step-by-step explanation:

Originally the formula is y = mx+b. Mx is the slope while b is the y-int. Since there is nothing in the y-int It is a zero.

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Artemon [7]

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D (x-2, y+3) E (x-3, y(+\-) 0) F (x+1, y-2)
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3 years ago

2x- 3y=9 5x+3y=12 How would i solve this? I dont understand this and i really need help with it!Also I have to graph the an

dedylja [7]

$\begin{cases} 2x- 3y=9 \\5x+3y=12 \end{cases}\\ + \ \ ------- \\ 7x=21 \ \ /: 7\\ \\x=\frac{21}{3}\\ \\ x=3 \\ \\2x- 3y=9$

$2*3-3y=9\\ \\6-3y =9\\ \\-3y=9-6\\ \\-3y=3 \ \ / :(-3)\\ \\x=-1\\ \\ \begin{cases} x=3\\y= -1 \end{cases}$

$graph\\ \\\begin{cases} 2x- 3y=9 \\5x+3y=12 \end{cases}\\ \\ \begin{cases} - 3y=-2x+9\ \ /:(-3) \\ 3y=-5x+12 \ \ /:3 \end{cases}\\ \\ \begin{cases} y= \frac{2}{3}x-3 \\ y=-\frac{5}{3}x+4 \end{cases}$

7 0

3 years ago

Average of 2721 2557 2999 2278 4339

victus00 [196]

Answer:

Step-by-step explanation:

So we know that the average of numbers is all of the numbers added up and divided by the total amount of numbers.

2721

+ 2557

-------------------

5278

.... AND SO ON.........

=14,894 is all of the number added together!!!

Then we count up the numbers= 5

14,894/5

=2978.8

I hope this helps!!!

7 0

4 years ago

Y = - 2/3x + 2 in standard form

Lesechka [4]

Answer:

2x + 3y = 6

Step-by-step explanation:

2x + 3y = 6

-2x. -2x

3y/3 = -2x + 6/3

Y = -2/3x + 2

4 0

2 years ago

The volume of a book is 60 cubic inches.If a large box holds about 12 books,estimate the volume of a large box

Katyanochek1 [597]

The answer is: 720 in³ .
_____________________________________
Explanation:
_____________________________________
60 in³ * (12) = 720 in³ .
_____________________________________

6 0

3 years ago