Apakah x-dan y-pencegahan persamaan -5x + 3y = -15?

Jawapan:

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

Penjelasan:

memintas:

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

# 3y = -15 #

# y = -5 #

#A (0, -5) #

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

# -5x = -15 #

# x = 3 #

#B (3,0) #