Angelo is trying to save up to buy the new iphone 11. he has $40 in his wallet. he decides to shovel snow off driveways for $30 per house to earn some money. use this information to solve the problems below.
-which equation models the situation?

y = 30 + 40x
x = 40 + 30y
x = 40 +30y
y = 40 + 30x

Jack has a rectangular piece of land, the area of which is represented by a1 = 9.5l. his brother has a different rectangular piece of land, the area of which is represented by a2 = l(14 − l). let a represent the area in square meters and l represent the length in meters of the pieces of land. the two equations plotted on a graph meet at a point as shown in the image