Solve the problem.If 3 is added to a number and the sum is doubled, the result is 11 less than the number. Find the number.
A. 5
B. 8
C. -17
D. -5
Answer: C
Mathematics
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Evaluate the cylindrical coordinate integral.
A. 700,000?
B. 560,000?
C. 
?
D. 840,000?
Mathematics
Solve the problem.In one game, a baseball pitcher throws 50% of his pitches for strikes. If the pitcher throws 40 strikes in the game, then how many pitches did he throw?
A. 80 B. 160 C. 40 D. 64
Mathematics
Draw an appropriate Venn diagram and use the given information to fill in the number of elements in each region.n(A) = 30, n(B) = 28, n(C) = 35, n(A ? B) = 12, n(A ? C) = 15, n(B ? C) = 14, n(U) = 67
A. 
B. 
C. 
D. 
Mathematics
Find the equation in standard form of the parabola described.Vertex at (0, 0); Directrix the line x = 16
A. x2 = -64y B. y2 = -16x C. y2 = 64x D. y2 = -64x
Mathematics