S^2 + 9s - 142 > 2000
s^2 + 9s - 142 - 2000 > 0
s^2 + 9s - 2142 > 0
(s-42)(s+51) > 0

s - 42 > 0
s > 42

s + 51 > 0
s > -51.......will not work

answer is : s > 42

8 0

3 years ago

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Jose runs 3 mikes in 28 minutes. At the same rate, how many miles would he run in 42 minutes?

My name is Ann [436]

Answer:

$4.5 \: miles$

Step-by-step explanation:

$3 \: miles \: in \: 28 \: minutes.$

$x \: miles \: in \: 42 \: minutes.$

$28x=42 \times 3$

$28x=126$

$\frac{28x}{28}=\frac{126}{28}$

$x=\frac{9}{2}$

8 0

3 years ago

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What is the equation of the line given the table

OLEGan [10]

Answer:

y=3x-1

Step-by-step explanation:

7 0

3 years ago

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