If possible, solve each system by an algebraic method (substitution or addition method). Otherwise, state that the problem has no solution or an infinite number of solutions.

A. (7.9, 7.95)
B. (-7.9, 7.95)
C. infinite number of solutions
D. no solution


Answer: A

Mathematics

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Solve the problem.A music group out of Bakersfield, California is planning to appear in the following cities: Los Angeles, California; San Diego, California; Fresno, California; and Las Vegas, Nevada. The distances between these locations in miles are listed below:a) Represent this traveling salesman problem with a complete graph showing the distances on the appropriate edges.b) Use the Nearest Neighbor method to approximate the optimal route for the band to travel to each city and return to Bakersfield. Give the distance of the route found.c) Randomly select another route from Bakersfield to the other cities and compute the distance of this route. Compare this distance to the

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Mathematics

What property of whole-number multiplication justifies the equality?0 ? 38 = 0

A. Closure property B. Commutative property C. Multiplicative-identity property D. Multiplication-by-zero property

Mathematics

Solve.Latasha and Sharon ordered out for pizza. The bill was for $18.37. How much did they give the delivery person to pay for the pizza along with a 5% tip, rounded to the nearest dollar?

A. $18 B. $19 C. $17 D. $1

Mathematics

Express the repeating decimal as a fraction in lowest terms.0.  =   +  +  + ...

A.
B.
C.
D.

Mathematics