Kakšni so presledki x- in y-enačbe -5x + 3y = -15?

Odgovor:

#A (0, -5) #; #B (3,0) #

Pojasnilo:

intercepti:

1) # x = 0 in -5x + 3y = -15 #

# 3y = -15 #

# y = -5 #

#A (0, -5) #

2) # y = 0 in -5x + 3y = -15 #

# -5x = -15 #

# x = 3 #

#B (3,0) #