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puteri [66]
3 years ago
10

Please help. I don't understand.

Mathematics
1 answer:
IgorC [24]3 years ago
4 0
<span>Anna learns in her science class that the human eye blinks an average of 4,200,000 times a year. What is this number expressed in scientific notation?</span>
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Misha Larkins [42]

Answer:

A. 15

Step-by-step explanation:

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What is an equation of the line that passes through the point (−1,−6) and is parallel to the line 5x-y=9
satela [25.4K]

Answer:

-5x + y = -1 or y = 5x - 1

Step-by-step explanation:

5x - y = 9

-5x - 5x

__________

-y = -5x + 9

__ ______

-1 -1

y = 5x - 9

__________________________________________________________

-6 = 5[-1] + b

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y = 5x - 1

If you want it in <em>Standard </em><em>Form</em>:

y = 5x - 1

-5x -5x

_________

-5x + y = -1 >> Line in <em>Standard</em><em> </em><em>Form</em>

I am joyous to assist you anytime.

7 0
3 years ago
Antonio earned the following points during a game:4.26 points, -3 and one half points, and 7 over 10 points. What is the final s
KiRa [710]

1.46 points put them all in to decimals so 4.26-3.5= .76 + .7 is 1.46

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3 years ago
Please help me on question 19
kobusy [5.1K]
Its is 9 cm. I know because the 13 cm side isn't equivalent  to the 13 cm side so if you measure it like i did you will get the answer 9cm.
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3 years ago
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