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aleksklad [387]
3 years ago
15

Find the value of y that makes the lines parallel. there is a photo ​

Mathematics
1 answer:
Eduardwww [97]3 years ago
5 0

Answer:

Y=20

Step-by-step explanation:

90= (4y+10)

90-10=4y

80=4y

Y=80/4= 20

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By 3:00 pm, the temperature increased by another 5 degrees Fahrenheit was the temperature at 3:00pm positive or negative?
Ad libitum [116K]

Answer:

Part a) The temperature at noon was -3°F

Part b) The temperature at 3:00 pm was +2°F

Part c) The temperature at 11:00 pm was -6°F

Step-by-step explanation:

The complete question is

When Leo woke up he saw that the temperature was -8°F. By noon the temperature has increased 5°F. Part a) What was the temperature at noon?

Part b) By 3:00 pm, the temperature increased by another 5 degrees Fahrenheit was the temperature at 3:00 pm positive or negative?

Part c) By 11:00 pm, the temperature had dropped 8°F. Was the

temperature at 11:00 PM positive or negative? Explain.​

Part a) we know that

You can use a number line to adds the numbers

-8+5=-3°F

therefore

The temperature at noon was -3°F

Part b) we know that

the temperature increased by another 5 degrees

You can use a number line to adds the numbers

-3+5=+2°F

therefore

The temperature at 3:00 pm was +2°F

Part c) we know that

the temperature had dropped 8°F

You can use a number line to adds the numbers

2-8=-6°F

therefore

The temperature at 11:00 pm was -6°F

6 0
3 years ago
A two digit number is written at random what is the probability that the number will be odd
leonid [27]

Answer:

50%

Step-by-step explanation:

So there are 90 2 digit numbers. There are 45 2 digit odd numbers.

The probability should be 50%

7 0
3 years ago
When elements combine to form a mixture, the resulting chemical properties may be very different from those of the elements that
Ipatiy [6.2K]
When ever you combine different elements the chemical properties change because elements are different , unless you combine the exact same elements.
3 0
3 years ago
Chapter Test Find the distance between (2, -1) and (3, 4). The distance is units​
AleksAgata [21]

Answer:

657483920

Step-by-step explanation:

this is incorrect

3 0
3 years ago
What is the vertex of the graph of the function f(x) = x² + 8x - 2?
chubhunter [2.5K]

Answer:

(4, -18)

Step-by-step explanation:

First  Use this formula for the x -axis  -b/2a  

-8/2(1) is -4

Then plug in -4 to the equation

(-4)^2+8(-4)-2 = -18

6 0
2 years ago
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