Answer:
the answer is 483x|28~73
Step-by-step explanation:
You need to multiply that and then dovide it and then minus and need add and then use pendas
Answer:
2ab
Step-by-step explanation:
7ab+8ab+(-10ab)+(-3ab)=
=15ab-13ab= 2ab
It will hit the ground after 3.499 seconds.
To solve this you first have to find the value of h(0) in this equation. That is the height from which it was dropped.
You can input any of the points into the equation and solve for the missing part. You will get 60 for the height.
The use the quadratic formula to see that it reaches the ground after 3.499 seconds.
Answer:

Step-by-step explanation:
Let the missing integer be x
Solve for x

Move 3 to right hand side and change it's sign

The negative and positive integers are always subtracted but posses the sign of the bigger integer

Change the signs of both sides

Hope I helped!
Best regards! :D
Answer:
4 hours 25 minutes
Step-by-step explanation:
Multiply the time Alivia spent to how long Jessica spent longer.
2 * 2.25 = 4.5