Evaluate the expression x - y for the given values of the variables.x = -9, y = -19
A. -28
B. 10
C. -9
D. -10
Answer: B
Mathematics
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Solve the equation.
= 
A. 3 B. -3 C. 11 D. -11
Mathematics
Find the area of the specified region.Inside the lemniscate r2 = 6 sin 2? and outside the circle r = 
A. 
(2? + 3
)
B. 3
- ?
C. 2?
D. 3
- ? + 6
Mathematics
Answer the question.Which pair of values of x and y makes 6x + y equal 12?
A. x = 2 and y = 0 B. x = 0 and y = 2 C. x = 6 and y = 3 D. x = 3 and y = 6
Mathematics
Find the product.-5(47)(2)
A. 84 B. -470 C. -473 D. -141
Mathematics