Use the properties of equality to solve the equation.
+ 
= 
A. 
B. - 
C. 
D. - 
Answer: C
Mathematics
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Solve the problem.Jill is 18 kilometers away from Joe. Both begin to walk toward each other at the same time. Jill walks at 2 kilometers per hour. They meet in 4 hours. How fast is Joe walking?
A. 2 kilometers per hour B. 4.5 kilometers per hour C. 3.5 kilometers per hour D. 2.5 kilometers per hour
Mathematics
Solve the problem.How many ways can a president, vice-president, and secretary be chosen from a club with 12 members?
A. 6 B. 220 C. 36 D. 1320
Mathematics
Factor as completely as possible. If unfactorable, indicate that the polynomial is prime.x2 + 26x + 27
A. Prime B. (x + 9)(x - 3) C. (x + 27)(x - 1) D. (x - 9)(x + 3)
Mathematics
Convert the decimal to a fraction. Make sure you simplify the fraction completely.18.07
A. 1807
B. 18
C. 1
D. 180
Mathematics