Answer:
200 mph
Step-by-step explanation:
Ⓗⓘ ⓣⓗⓔⓡⓔ
Plane a: 400mph
Plane b: x mph
2x=400
x=200
(っ◔◡◔)っ ♥ Hope this helped! Have a great day! :) ♥
BTW, brainliest would be greatly appreciated, I only need one more before I advance, thanks!
Also, I may have done something wrong, please tell me if it's incorrect!
(0.00142857)=-x is your answer
Step-by-step explanation: You can't continue on with the problem until the denominators are the same. So you need to find the LCD (Least Common Denominator). For example...
The LCD is six



Hope this helps, have a BLESSED and wonderful day! :-)
-Cutiepatutie <3
46.
3x + y = 2x +y
X+y=y
X= 0
3x + y + 2x +y = 4x+10
2y+x= 10
Y=5
Vertex = 2, -9
Intercept = 0, -5
You can find this by distributing the parenthesis and then finding the vertex using -b/2a.