Solve the equation. = 

A.
B. 10
C.
D.


Answer: B

Mathematics

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Solve the problem.On a certain map, 1 inch equals 28 miles. How many miles are in 2 inches?

A. 12 miles
B. 14 miles
C. 15 miles
D. 63 miles

Mathematics

Solve the problem.An economy has three sectors: labor, transportation, and food industries. Suppose the demand on 1 dollar in labor is 35 cents for transportation and 15 cents for food, the demand on 1 dollar in transportation is 55 cents for labor and 27 cents for transportation, and the demand on 1 dollar in food production is 55 cents for labor, 5 cents for transportation, and 33 cents for food. Outside consumer demand for the current production period is 12,000 dollars for labor, 21,000 dollars for transportation, and 12,000 dollars for food. Write an augmented matrix for this economy.

A.

B.

C.

D.

Mathematics

Perform the conversion.0.26 g = _____ mg

A. 260 B. 26 C. 0.026 D. 0.00026

Mathematics

Solve the inequality and graph the solution.9 + 7t - 8 ? 6t - 2

A. (-?, 7)

B. (7, ?)

C. (-?, -3]

D. [ -3, ?)

Mathematics