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Sloan [31]
3 years ago
13

I need help please with this question

Mathematics
1 answer:
hjlf3 years ago
8 0

Answer:r=(-1)

Step-by-step explanation: With a slope of two, the line would go through the origin and it would be equal on the other side, therefore, (2,1) and (-2,-1) would be on the same line with a slope of 2

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Raoul has to finish a 473-page book in a week. He decides to read the same number of pages each weekday and 30 extra pages on Sa
hodyreva [135]

Answer:

59  pages

Step-by-step explanation:

Variable:

x = number of pages he has to read on a weekday

x + 30 = The number of pages read on Saturday and Sunday

5x+2(x+30) = 473

==> 5x + 2x + 60 = 473

==> 7x =413

==> x = 59

Meaning that Raoul has to read 59 pages on Wednesday

6 0
3 years ago
From the top of a 100-ft building a man
romanna [79]

Answer:

219m

Step-by-step explanation:

Since the man observes the car with angle 15 before observing in 33 degrees.

For the first observation

The angle observation gives an angle if 33 degrees with the horizontal.

It gives a triangle which I'll attach to the que,

from the first triangle

Tan 33 = 100/y

Y= 100/ tan 33

Y = 153.99m.

This is the distance from the building to the distance where it was secondly observed( 33).

To find x

tan 15 = 100/(153.99+x)

153.99 + x = 100/ tan 15

153.99 + x = 373.21

The distance between the two observed angles

X= 219m.

5 0
3 years ago
Elena's aunt bought her a $200 savings bond when she was born. When Elena is 20 years old, the bond will have earned 110% in int
natulia [17]

Step-by-step explanation:

$157.50

i HOPE THIS HELP YOU

6 0
3 years ago
Write an expression to represent:<br> Eight more than the product of two and a number <br> x<br> xx.
gizmo_the_mogwai [7]

Answer:

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Step-by-step explanation:

7 0
3 years ago
What is the midpoint of PQ
VMariaS [17]
The midpoint of the line PQ is S, as it is halfway between points P and Q.  Please mark Brainliest!!!
7 0
3 years ago
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