Both trains travel for 7 time units.
Train A travels 385 distance units, so its speed is

Train B travels 577.5 distance units, so its speed is

Note that the units are not specified, but considering that we're talking about trains, the graph is likely to be showing distance in km (or miles) and time in hours.
Also, the distance traveled by train B is not perfectly aligned with the grid, so I assumed that it was the average between the two ticks of 550 and 605.
It is incorrect because when you times a negative by a positive. It is a negative number.
12819=
Yx ..................................
Answer:
See attachment
Step-by-step explanation:
We want to graph the line with slope

and y-intercept ,

The equation of this line is

Starting at -7 on the y-axis, we run 5 units and rise 2 units right.
Then draw a line through the y intercept and the new point
The graph is shown in the attachment.
Answer:
14.285714285714 %
Step-by-step explanation:
suppose the weekly payment is of x dollars
Then
Previous payment : $(x/40) per hour
New payment : $(x/35) per hour
Then
The percentage increase in the hourly rate of pay is :





