The top answer is correct.
Answer:
-15
Step-by-step explanation:
When adding together two negatives it works just as it would with positive numbers, just with the negative sign to properly negate it.
You could first solve for y, assuming x is 0, and y = 6. Then solve for x, and that means y = 4.
Answer:
4317 miles
Step-by-step explanation:
At a given speed, distance is proportional to time.
NY-Rome distance = (3500 mi)(7.4 h)/(6 h) = 4316 2/3 mi ≈ 4317 mi
Answer: 80%
Step-by-step explanation:
40/50 = 80/100 = .8 then move decimal over 2 places to the right for percent. .8 to 8.0 to 80.0