Solve the equation.7r + 5 = 26
A. 18
B. 1
C. 14
D. 3
Answer: D
Mathematics
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Solve.Jim and Tammi ran a distance of 15,840 feet. A mile is 5280 ft. How many miles did they run?
A. 6 mi B. 3 mi C. 4 mi D. 3 mi 2640 ft
Mathematics
Solve.A certain store has a fax machine available for use by its customers. The store charges $1.60 to send the first page and $0.50 for each subsequent page. Use an inequality to find the maximum number of pages that can be faxed for $5.10
A. at most 8 pages B. at most 10 pages C. at most 3 pages D. at most 39 pages
Mathematics
Write the expression in terms of sine and cosine, and simplify so that no quotients appear in the final expression.sin2 x + sin2 x cot2 x
A. cot2 x + 1 B. cot2 x - 1 C. 1 D. sin2 x + 1
Mathematics
Write the sum in summation notation.-6 + 7 - 8 + . . . + 27
A. 
B. 
C. 
D. 
Mathematics