Answer:
This system has one solution (x=2 and y=2), then the answer is A.
Step-by-step explanation:
The system of equations is:
(1)
(2)
Let's multiply the first equation by 2 and subtract it to the second equation


Using this value in (1) we can find y.


Therefore, this system has one solution (x=2 and y=2), the answer is A.
I hope it helps you!
Step-by-step explanation:

height = tan(11) x 210
height = 40.81 yards
rounded to nearest tenth = 40.8 yards
select the one that says "no, the estimate should be higher."
Answer:
for the first blank 7 the second blank is 49
Step-by-step explanation:
So what you do is cange 3 1/2 to 3.5 and multiply it by 14 getting 49 the you divide that by 7 and get 7 and then the last step is to multiply 7 times 7 to get 49