Graph the solution set of the system of inequalities or indicate that the system has no solution.-x + 7y < -28x ? 3
A. 
B. 
C. 
D. 
Answer: D
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Write the equation of a line that passes through the given point and is parallel to the given line. Write the equation in slope-intercept form and in the form of 
where A, B, and C are integers and A > 0.(-5, 6); 2x - 5y = -8
A. y = - 
x + 4
2x + 5y = 20
B. y = 
x + 8
5x - 2y = -16
C. y = 
x + 8
2x - 5y = -40
D. y = - 
x + 8
5x + 2y = 16
Solve the problem.pH = -log10[H+] Find the pH if the [H+] = 3 × 10-14.
A. 13.48 B. 13.52 C. 14.48 D. 14.52
Find the second-order partial derivative.Find fxy when f(x, y) = x4y6 - 
x6y7 + 17x - y.
A. 12x2y6 - 30
x4y7
B. 24x3y4 - 42
x5y5
C. 30x2y4 - 42
x5y5
D. 24x3y5 - 42
x5y6
Use the Venn diagram to answer the question. 
Which students studied on Saturday but not on Sunday?
A. {Karen, Charly, Vijay} B. {Karen, Charly} C. {Kenneth, Miguel, Kavita} D. {Sam, Sophia}