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blsea [12.9K]
2 years ago
15

I need help please and explain your answer it’s number 4

Mathematics
1 answer:
Brums [2.3K]2 years ago
8 0

Answer:

29

Step-by-step explanation:

Well "value" of 3x^2 - 7x + 9 when x = 4 is just x plugged into the expression

3 * 4^2 - 7 * 4 + 9

3 * 16 - 28 + 9

= 29

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If there is 45 ml of milkshake left .She used 1 part strawberry cream to 4 parts milk .How many ml of milk is left?
Debora [2.8K]

Given:

Remaining milkshake = 45 ml

She used 1 part strawberry cream to 4 parts milk.

To find:

The remaining amount of milk.

Solution:

It is given that, she used 1 part strawberry cream to 4 parts milk. It means the ratio of strawberry cream and milkshake is 1:4.

Let the remaining amount strawberry cream be x and the remaining amount of milk is 4x. Then,

x+4x=45

5x=45

x=\dfrac{45}{5}

x=9

Now, the remaining amount of milk is:

4x=4(9)

4x=36

Therefore, the remaining amount of milk is 36 ml.

3 0
3 years ago
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grigory [225]

Answer:

sorry i dont quite understand your question .

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Step-by-step explanation:

if this was more or less of a GOVT question for history or law class then the answer would be " If no candidate for president receives an absolute majority of the electoral votes, pursuant to the 12th Amendment, the House of Representatives is required to go into session immediately to choose a president from among the three candidates who received the most electoral votes. "

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Sedaia [141]

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