Solve the problem.Jeremy was ordered to perform 210 hours of community service by picking up litter along the highway. Jeremy spends 7 hours each day picking up litter. The equation that tells the number of hours (y) that remain on the sentence after x days is y = 210 - 7x. After 18 days, how many hours of community service does Jeremy have remaining?
A. 228 hours
B. 84 hours
C. 192 hours
D. 126 hours
Answer: B
Mathematics
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Express the relationship between a small change in x and the corresponding change in y in the form 
.y = 9
- 
A. dy = 
dx
B. dy = 
dx
C. dy = 
dx
D. dy = 
dx
Mathematics
Write a chain rule formula for the following derivative.
for u = f(p, q); p = g(x, y, z), q = h(x, y, z)
A. 
= 
B. 
= 
+ 
+ 
C. 
= 
+ 
D. 
= 
+ 
Mathematics
Identify the vertex of the parabola.y = x2 + 3
A. (0, 3) B. (3, 0) C. (-3, 0) D. (0, -3)
Mathematics
Provide an appropriate response.Is it true that the expression 3x3 - 10 has no common factor other than 1?
A. No, this is not true. B. Yes, this is true.
Mathematics