X=-8
Hope this helped
Tell me if you need an explanation
Terri can swim 3 laps in 2.5 minutes. To find how long it takes to swim 20 laps, you can make a proportion.
Put the amount of laps on the top and the time(minutes) at the bottom.
Cross multiply:
Divide by 3:
It would take Terri 
OR 
minutes to run 20 laps.
Answer: 2x^3
Step-by-step explanation: Find the prime factors of each term in order to find the GCF (Greatest Common Denominator).
Hope this helps you out! ☺
Answer:
84 ft^2.
Step-by-step explanation:
Use Pythagoras to find the value of h:
25^2 = h^2 + 7^2
h^2 = (25-7)(25+7)
h^2 = 576
h = √576 = 24
Area = 1/2 * 7 * 24
= 84.
Answer:11.9090909
Step-by-step explanation:
