Determine if the given lines are parallel, perpendicular, or neither. 19. y + 5 = -12
20. 3.x - 5y = 10
r- y = 10
10x + 6y = -36
21. 2x - y = 10
- 4x - 2y = -8
22. - 2x - 3y = 9
4x + 6y = 24

Charles is on a 8 1/2 mile bike ride. he stops for a rest after he’s gone 5 2/5 miles. how much farther does he still have to go?

Jake bakes and sell apple pies. he sells each pie for $5.75 . the materials to make the pies cost $40. the boxes jake puts the pies in cost & 12.50 total. how many pies does jake need to sell to earn a profit of $50

X^2/100+y^2/25=1 the y-intercepts are at: a) (-10,0) and (10,0) b) (0,10) and (0,5) c) (0,-5) and (0,5)