Perform the addition or subtraction.(30y + 4) + (9y2 - 15y + 4)
A. 9y2 + 45y - 8
B. 9y2 + 15y+ 8
C. 54y6
D. 9y2 - 15y + 8
Answer: B
Mathematics
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In which month(s) did the percent of tropical storms exceed 10%?
A. December, January, February, March, April B. February, March, April C. May, June, July D. March
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Add.467 + 206
A. 673 B. 573 C. 663 D. 563
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Complete the identity.csc2 x sec x = ?
A. sec x + csc x B. sec x - csc x cot x C. sec x + csc x cot x D. csc x cot x - sec x
Mathematics
Fill in the blank with one of the words or phrases listed below.
A system of linear equations that has at least one solution is called a(n) 
system.
A. consistent B. inconsistent C. dependent D. independent
Mathematics