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12345 [234]
3 years ago
8

What value of x is in the solution set of 2(4+2x)>5x+5

Mathematics
1 answer:
Serggg [28]3 years ago
7 0

Answer:

x < 3

Step-by-step explanation:

2(4+2x)>5x+5

Distribute

8 +4x > 5x+5

Subtract 4x from each side

8 +4x-4x > 5x-4x+5

8 > x+5

Subtract 5 from each side

8-5 > x+5-5

3 > x

X must be less than 3

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Mia wants to buy 3 notebooks for $1.29 each. What is the expression for the total cost?
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3 years ago
A population of rabbits in a lab, p(x), can be modeled by the function p(x) = 20(1.014)x , where x represents the number of days
Nitella [24]

Answer:

20 = initial population of the rabbits

1.014 = growth rate of the rabbits

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Step-by-step explanation:

A population of rabbits in a lab, p(x), can be modeled by the function

p(x) = 20(1.014)^x

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To find the average rate of change from day 50 to day 100,

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The rate of change is 0.8. 

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