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grin007 [14]
3 years ago
5

Expand to write an equivalent expression… 1/2(-4x + 2y)

Mathematics
1 answer:
Rashid [163]3 years ago
7 0
-2x+y. You have to distribute 1/2 to -4x and 2y which will get -2x+ y as a expanded version
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30. Justify Reasoning The quotient of two negative integers results in an integer. How does the value of the quotient compare to
Ratling [72]
The quotient of 2 negative integers results in an integer.
-4/-2 = 2
the value of the quotient is positive whereas, the value of the original 2 integers are both negative. The reason being, is that when u divide two negatives, u get a positive.
6 0
3 years ago
A school is organizing a cookout where hotdogs will be served. The hotdogs come in small packs and large packs. Each small pack
Savatey [412]

Answer:

9 small packs sold and 4 large packs sold

Step-by-step explanation:

Let's S be the number of small pack and L be the number of large pack. We have

S + L = 13 packs as the total number of hotdog packs

6S + 12L = 102 packs as the total number of hotdogs

We can divide both sides of the equation above by 6 then

S + 2L = 17

The subtract the S+L = 13 equation from this equation we get

S + 2L - S - L = 17 - 13 = 4

L = 4 packs

then S = 13 - 4 = 9 packs

So there were 9 small packs sold and 4 large packs sold

8 0
4 years ago
An average person in the United States throws away 4.5 × 10² g of trash per day. In 2013, there were about 3.2×1063.2×10^6 peopl
satela [25.4K]
If an average person in the United States throws away 4.5 × 10² g of trash per day and the number of persons is <span>3.2×10^6, then the mass of trash thrown away in United States would be 1.44 x 10^9 grams. This is obtained by multiplying the mass of trash thrown by one person to the number of persons in the U.S.</span>
4 0
3 years ago
Numbers that are easy to divide mentally are
Pepsi [2]
If you know how to multiply, I'm sure you know how to divide too... But here are some.

4 and 2
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3 0
3 years ago
the post office sold 900 stamps yesterday.1/4 of the stamps are postcard stamps. How many postcard stamps did they sell?
Lorico [155]
1/4 = .25 or 25%
a(postcard stamps) = .25(percentage of postcard stamps) * 900(total of stamps)
900 * .25 = 225 
They sold 225 postcard stamps

To check:
225 * 4 = 900 
7 0
3 years ago
Read 2 more answers
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