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Blizzard [7]
4 years ago
14

Please help answer the y-intercept part

Mathematics
2 answers:
Sidana [21]4 years ago
8 0
The easy way to find the y-intercept is to write the equation is slope intercept form as:

y = mx + c

The c will be the y-intercept.

The given equation is:

7x - 2y = 1

Re-arranging we get:

2y = 7x - 1

Divide both sides by 2, we get;

y = 7/2 x - 1/2

Compare this to the top most equation, you get the y-intercept to be -1/2

At y-intercept, the x coordinate is 0. So the ordered pair will be (0, -1/2)
Vesnalui [34]4 years ago
3 0
Answer:
(0,-1/2)

Explanation:
The genera form of the linear equation is:
y = mx + c
where:
m is the slope
c is the y-intercept

The given equation is:
7x - 2y = 1
First, we will put the given equation in the general form as follows:
7x - 2y = 1
2y = 7x - 1
y = (7/2) x - (1/2)

Now, comparing the given equation with the general form, we would find that:
the slope (m) = 7/2
the y-intercept (c) = -1/2

The y-intercept is defined as the value of y at x = 0.
This means that the y-intercept as an order pair would be: (0,-1/2)

Hope this helps :)
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3 years ago
The ratio of boys to girls is 7:12 if there are 76 children how many are girls?
Vikentia [17]
12 girls out of 19, how many out of 76

12 - x
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Cross product:

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Read 2 more answers
Solve: -3/4x - 8 + 5/4x - 4 = 9 x=?​
ExtremeBDS [4]

Answer: x=42

Step-by-step explanation: In the picture

8 0
4 years ago
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Liono4ka [1.6K]
Wouldn’t that be 0.36
7 0
3 years ago
Use the coordinate grid to determine the coordinates of point P:
aliina [53]

Option D: (-1.6,0.8) are the coordinates of the point P

Explanation:

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Thus, the value of each grid is 0.2

It is also given that, "A point labeled P is shown at the intersection of 8 grid lines to the left of the y-axis and 4 grid lines above the x-axis".

Since the point P lies on the left of the y-axis and above the x-axis, the x-value will be negative and y-value will be positive.

Thus, the value of x-axis is given by

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Thus, the coordinates of the point P is (-1.6,0.8)

Hence, Option D is the correct answer.

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