Answer:
3a + 18
Step-by-step explanation:
Answer:
D. y+4=2x
Step-by-step explanation:
-4 from both sides
y=2x-4
^ y-intercept (-4) same as on the graph
A community group bought 30 tickets to an amusement park at a total cost of $810. They bought x student tickets for $25 each and y adult tickets for $30 each.
***
let x=number of student tickets bought
30-x=number of adult tickets bought
..
25x+30(30-x)=810
25x+900-30x=810
5x=90
x=18
30-x=12
number of student tickets bought=18
number of adult tickets bought=12
Hope this helps!
Answer:
8
Step-by-step explanation:
2 * 8 = 16
Y=4x shows y as the total earnings and x as the number of windows