Joni sold 376 tickets for the school play. Student tickets cost $4 and adult tickets cost $7. Joni's sales totaled $2080. Which system of equations below will determine then number of adult tickets, a, and the number of student tickets, s, that Joni sold? Your Answers:
1.4s+7a=376
s+a=376
2.4s+7a=2080
s+a=2080
3.4s+7q=2080
s+a =280
4.s+7a=2080
4s+a=376​

Arectangle with an area of 47 m² is dilated by a factor of 7. what is the area of the dilated rectangle? enter your answer in the box. do not leave your answer as a fraction.

Anyone know? will mark brainliest if you're correct!

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.