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AnnyKZ [126]
2 years ago
13

Please help on 8 and 9 I will mark brainliest!!!

Mathematics
1 answer:
guajiro [1.7K]2 years ago
3 0

Answer:

8.59 minutes

9.the equation would be: t(h) =4.9t²-19.8t+58divided by 2

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My name is Ann [436]

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8 0
3 years ago
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50 points! name the postulate or theorem .
Agata [3.3K]
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8 0
4 years ago
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6 0
3 years ago
What is the slope of the line that passes through the points (-10, -4)(−10,−4) and (10, -29) ?(10,−29)? Write your answer in sim
irga5000 [103]

Answer:

The answer is -1.25

Hope that helps. x

Step-by-step explanation:

3 0
3 years ago
Use substitution to answer the system <br> 2x-3y=17<br> x=2y+10<br><br> x=<br><br> y=
bearhunter [10]
First, you substitute each x in the first equation-  2(2y+10)-3y=17
Next, simplify -    4y+20-3y=17
y+20=17
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Next, substitute the y in for the second equation, x=2y+10
x=2(-3)+10
x=-6+10
x=4
ANswer:
x=4
y=-3
Hope this helps!
7 0
3 years ago
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