The answer is 108 .......
The slope of the graph is 4/5
<h3>How to determine the slope</h3>
Using the formula
Slope = Δ y-axis / Δ x- axis
y2 = -4
y1 = 0
x2 = -5
x1 = 0
Slope = 
Substitute the values into the formula
<em>Slope = </em>
Slope = 
Slope = 
Therefore, the slope of the graph is 4/5
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Answer:
15.7
Step-by-step explanation:
Lets take a = 50.
Area of Sector =

Step-by-step explanation:
you should only make one equation:
75 + 45x = 30 + 55x
subtract the 30 frim both sides, then subtract 45x from both sides. you are left with:
45 = 10x
Divide by 10 and get:
4.5 = x
After 4.5 hours, the cost is equal for either worker.