Answer:
Not quite sure what you're meant to solve for, but my solution is below.
Step-by-step explanation:
The square root of a value squared is the absolute value of that value, because squaring removes all negatives. Therefore:



Hope this helps!
Answer:
yes you just have to solve for both x and y in the top system and then solve the other systems to find out which one has the same solutions
Step-by-step explanation:
hope this helps!
5280 feet in a mile
3.25 x 5280 = 17160 feet
Answer:
u = 8
Step-by-step explanation:
3u + 5u = 64
8u = 64
8u/8 = 64/8
u = 8