X = velocity of plane
y = velocity of wind
x - y = 1680/5 = 336 mph .....(1) [ plane flying against the wind]
&
x + y = 1680/4 = 420 mph....(2) [ plane flying with the wind]
Adding (1) and (2) to eliminate y gives
2x = 756
x = 378 mph is the speed of the plane with no wind.
Answer:
which line!
x or y axis?
first image is over the x axis
second is over the y
Step-by-step explanation:
HOPE THIS HELPS, BRAINLIEAST PLZZ
Answer:
Step-by-step explanation:
(7y)² = 7²×y² = 49y²
Answer:
$28
Step-by-step explanation:
First to solve this get the original amount before his parents gave him $6
20-6=14
So he had $14 after spending it at the batting cages.
It is stated he spent half of his money there so multiply 14 by 2
14 x 2=28
So he has a weekly allowance of $28