(-3) - (-3) = - 6
3 + (-3) = 0
Answer:
Step-by-step explanation:
2x - 9y = 23
5x - 3y = -12x - 9y = 23
5x - 3y = -1
Answer:
-5
Step-by-step explanation:
from graph
Two visits are from the fire inspector and four visits are from the health inspector in 30 days both inspectors will visit on the same day
Answer:
y=2
Step-by-step explanation: