Answer: -8 and -4
This is something you do through trial and error. Making a list or a table like shown below might help.
Step-by-step explanation:
x=54
use pyth then the other line = 15
then 15÷90 = 9÷x
then x = 54
B. Y=2x
Which mean each 1 cost $2
If you buy 2 then it cost $4
I believe this is correct answer
120/4=30. Remember its widthxlength. if you forget ask your teacher or look online for more help. Good luck.