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Harman [31]
3 years ago
6

The expression 8 + 2x can be written as _____. 4(2 + x) 2(4 + x) 2(4 + 2x)

Mathematics
2 answers:
kaheart [24]3 years ago
7 0

Answer: 2(4 + x)

Step-by-step explanation:

i just multiplied across the parentheses. we can rule out the first option, because it would multiply out to be 8 + 4x.

the second option is the one that i calculated second, so i knew that i could rule out the last one my default.

just for kicks, if we multiplied the third option, it would come out to 8 + 4x.

Natasha_Volkova [10]3 years ago
5 0
4 plus x then 5 plus two subtracted by 70 million x 50
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A company distributes college logo sweatshirts and sells them for $50 each. The total cost function is linear, and the total cos
mart [117]

Answer:

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Step-by-step explanation:

The total cost function can be written TC=a+bQ, where TC is the total cost ,a fixed cost ,b is the variable cost per unit and Q the quantity produced

Revenue function can be given TR=P*Q, where TR is total revenue,P is the price per unit and Q quantity sold

since P is $50

TR=50P

when TC=$3564,

3564=a+90Q equation 1

when TC=$5944

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Solving simultaneously,we subtract equation 1 from 2

5944=a+260b

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2380=170b

b=2380/170

b=$14

We substitute for b in any of the equations

3564=a+(14*90)

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a=3564-1260

a=2304

Hence the total cost equation is

TC=2304+14Q

At equilibrium TC =TR

50P=2304+14Q

50P-14Q=2304

36Q=2304

Q=64

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