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MrRa [10]
3 years ago
5

Can you guys please help me

Mathematics
1 answer:
xeze [42]3 years ago
7 0
There is an easy way to find y intercept. I can tell you how and show you the answer

1 {Y Intercept = 3 } [ This is where the line crosses the line going from up to down in the middle. ]

{slope = 2/1 } To find the slope you find a place where the slanted line is perfectly on the graph.:

You then go up. { GO UP FIRST! that will be the number on top. Stop when you notice the slanted line to the right is exactly on the graph. So what i did is started at (-1, 1) Then went up twice. I saw that to the right of me was the slanted line which was exactly on the graph. So I went up twice [2] then went right once [1]

To find your equation you just put y= [ y intercept form ] and your numbers you found.
y=2/1x + 3
Make sure you have x after your slope so you know it is always going up, no matter what number you put inside.

IF YOU WANT ME TO DO THEM ALL COMMENT. I WILL DO THEM ALL WITHOUT EXPLANATION.

** NOTE ** If the line is decreasing from the left. “\”it is negative so the slope will me - you will do that for your next question
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3 years ago
Write the equation of line in slope-intercept form :Line parallel to the y-axis that passes through the point (77,88) PLZ HELP
sammy [17]

A line parallel to the y-axis that passes through (77,88) is x = 77.  There is no slope-intercept form of this equation if our coordinate system is based upon a horizontal x-axis and a vertical y-axis.

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3 years ago
This is fairly easy yet i cannot do this
ICE Princess25 [194]

Answer:

( -9, -6)

Step-by-step explanation:

The red dot is the original (6, 9)

The blue dot is when it is rotated 270 degrees clockwise (-9, -6).

7 0
2 years ago
which statements about the system are true? check all that apply. y = x – 4 3y – x = –7 the system has one solution. the system
Dmitrij [34]
The slope of the first equation has a slope of one and a y intercept of -4. The second equation has a y intercept of -2.3333 as seen when plugging in 0 for x, so the same y-intercept and same line are out of the question. This means either they have the same slope and thus are parallel or intersect at some point. A simple way to find out? Plug in 1 for x on the second. If it isn't -1.33333, which is a slope of positive 1 such as in the first equation, they WILL INTERSECT somewhere. When plugging in 1, we get
 3y - 1 = -7
3y = -6
y = -2
(1, -2) is the next point after (0, -2.3333)
That means it is most certainly not the same slope, and thus they will intersect at some point. The two slopes are 1/1 and 1/3 if you weren't aware.
8 0
3 years ago
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