A.) Not biased, they are surveying all of the passengers on this particular flight to get a general idea of the rating.
Also, this shouldn't be under the mathematics category.
It must have di 3-4 I as another solution
4x-10=2x subtract 2x from both sides
2x-10=0 add 10 to both sides
2x=10 divide both sides by 2
x=5
In order to find the area of a triangle you have to multiply the base with the height then divide by 2.
hope this helps
Answer:
start at -2 then go right
Step-by-step explanation:
then leave a arrow mark me brainiest.