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jlopez113
03.07.2019 •
Mathematics
What is true concerning the lines graphed by the system of equations shown below?
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Ответ:
H
Step-by-step explanation:
Solve each equation for y.
First equation:
8x + 6 = 2y
2y = 8x + 6
y = 4x + 3
This line has y-intercept 3, and slope 4.
Second equation:
12x - 3 = 3y
3y = 12x - 3
y = 4x - 1
This line has y-intercept -1 and slope 4.
Since the two lines have the same slope and different y-intercepts, they are parallel lines.
H
Ответ:
$33
Step-by-step explanation:
The price at the end of the week is $33.
Step-by-step explanation:
We are given that on Monday the price of a company’s stock is $30 per share. On Tuesday, the stock price drops $3, on Wednesday it rises $7, on Thursday it rises $3, and on Friday it drops $4.
The price of a company’s stock on Monday = $30 per share
So, the mathematical statement that represents the situation is given by;
Price of company’s stock on Monday = $30
On Tuesday, the stock price drops $3, so the price of company’s stock on Tuesday = Price of company’s stock on Monday - Drop in price on Tuesday
= $30 - $3 = $27
On Wednesday, the stock price rises $7, so the price of company’s stock on Wednesday = Price of company’s stock on Tuesday + Rise in price on Wednesday
= $27 + $7 = $34
On Thursday, the stock price rises $3, so the price of company’s stock on Thursday = Price of company’s stock on Wednesday + Rise in price on Thursday
= $34 + $3 = $37
On Friday, the stock price drops $4, so the price of company’s stock on Friday = Price of company’s stock on Thursday - Drop in price on Friday
= $37 - $4 = $33
Hence, the price at the end of the week is $33.