Answer:
equation: 3.5x=31.5
number of hours: 9
Step-by-step explanation:
31.5/3.5=9
Therefore,
x=9, x=number of hours, number of hours=9
Answer:
1
Step-by-step explanation:
Y = -2x + 5 is parallel to line as the slopes ( = -2) are the same.
the other 2 lines are nether parallel or perpendicular
Answer:
$780,000
Step-by-step explanation:
The answer would be 10 11/20 or 10.55 in decimal form