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Svetllana [295]
3 years ago
10

PRAGYA PLEASE HELP ME! (y-3)(y+4)?

Mathematics
2 answers:
Sergio039 [100]3 years ago
7 0

Step-by-step explanation:

y {}^{2}  + 4y - 3y - 12 \\ y {}^{2}  + y - 12

Gemiola [76]3 years ago
5 0

Answer:

y^2+y-12

Step-by-step explanation:

Once again, FOIL is the way to go!

First, Outside, Inside, Last

y^2+y-12

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Answer:

a) $926.40

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Step-by-step explanation:

a)

If she worked a total of 45.5 hours, she will receive $19.20 per hour in the first 40 hours and 1.5 * $19.20 for the exceeding 5.5 hours, so her earnings is:

19.2 * 40 + 1.5 * 5.5 * 19.2 = $926.40

b)

The deduction is $34.75, so the remaining will be:

926.40 - 34.75 = $891.65

Then, after this deduction, the taxes is 32% of the remaining, so:

891.65 - 0.32 * 891.65 = $606.32

She received $606.32

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Why is it necessary for the differentiated cells to produce a mucus coating?
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Mucus coating is required for multiple functions such as protection and dealing with substances or pathogens.

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