Find the value of the algebraic expression at the given replacement value.when x = -2, y = 1

A. - 
B.
C. - 
D.


Answer: C

Mathematics

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Solve the problem.A spinner marked off in five equal-sized regions, numbered 2, 3, 4, 5, 6, is spun twice. Let the random variable X be the sum of the numbers of the regions where the pointer stops.(a) Find the set of possible outcomes(b) Create a probability bar graph for X.

A. (a) {4, 5, 6, 7, 8, 9, 10, 11, 12}
(b)

B. (a) {4, 5, 6, 7, 8, 9, 10, 11, 12}
(b) 

C. (a) {4, 5, 6, 7, 8}
(b) 

D. (a) {4, 5, 6, 7, 8, 9, 10, 11, 12}
(b) 

Mathematics

Solve the problem.Find the sum of the arithmetic progression:   18 + 25 + 32 + . . . + 186

A. 2364 B. 2568 C. 2514 D. 2550

Mathematics

Solve the problem.The difference between the tuition at State University and Highbrow College is less than $900. The tuition at Highbrow is $5000. Express this as an absolute value inequality. Use "x" for the tuition of State University.

A. x < 
B.  < 5000
C. x > 5000 - 
D.  < 900

Mathematics

Evaluate.

Mathematics