R=8+I
S=4R
R+I+S=112
R+R-8+4R=112
6R=120
R=20
So therefore, Ruby worked 20 hours, Svetlana worked 80 hours, and Isaac worked 12 hours.
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Answer:
Rate of change = -5.
Step-by-step explanation:
The rate of change is essentially the <u><em>slope</em></u>, m = -5, of the given function,
y = -5x - 5
Answer:
d.yes because P(Grade 12/PClub Membership) = P(Grade 12)
Step-by-step explanation:
9514 1404 393
Answer:
- 3
- -1
Step-by-step explanation:
1. The value can be read from the graph. At 3 units to the right of the vertical axis, the line is 3 units above the horizontal axis. The independent variable has a value of 3 at that point.
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2. The dependent variable has a value of -5 at the next grid line just below the bottom of the graph shown. The value of the independent variable is -1 at that point.
Just simply multiply and then add'
15*.05= .75 so .75 was added to the price
now add
.75+15= 15.75
So the answer is $15.75
