Y=x+.4 should be it
hope it helps
Answer:
s+a=150
3s+8a=1000
a=-s+150
3s-8s+1200=1000
-5s=-200
s=40
a=110
40 student and 110 adult tickets were sold
Step-by-step explanation:
Answer:
Fact
Step-by-step explanation:
A Fact is a statement that has been proved :)
Answer:

Step-by-step explanation:
Given



Required
Determine the invested amount
First, we need to determine the Principal
This is calculated as:

Solve for Principal




Add the principal to the interest


