Answer:
Step-by-step explanation:
4/9 to 20/x
cross multiply and divide to get your answer
4 20
9 x
4x=180
x=45
top right is nonlinnear
9 miles
15/5=3
so 3x3= 9 miles
There is not enough question to give i an answer
0.43y + 8.1
5.23y + 8.1 - 4.8y
5.23y - 4.8y + 8.1
0.43y +8.1