(2x + 3)" and solve for x
1 answer:
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Answer:
20% of the invited people did not attend
Step-by-step explanation:
5 out of 25 people invited didn't attend Glen's party. That means the following:
people didn't come which simplifies to
Multiply by the giant one
so the denominator is 100 which is the denominator used to find percentages.
You end up with
= 20%
Answer:
3.15 seconds is the answer.
<u>Explanation</u>
when the ball touches the ground, h =0
hence,
0=255-21t-16t²
16t²+21t-225=0
here a=16 ,b=21, c= -225
time cannot be negative, hence t = -4.46 can be avoided
The ball takes 3.15 seconds to hit the ground.