Find the solutions to the system of equations by the addition method. x - 2y = -12x - 2y = 4

A. (6, 5)
B. (5, 3)
C. (6, 3)
D. (-5, 2)


Answer: B

Mathematics

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Solve.By Newton's method, find the positive root of the equation 

A. 1.7162523 B. 0.89225713 C. 0.77498081 D. 1.9618842

Mathematics

Graph.y ? 

A.

B.

C.

D.

Mathematics

Multiply.1000 × 616.184449

A. 61,618.4449 B. 6161.84449 C. 616,184.449 D. 6,161,844.49

Mathematics

Multiply to find the exact answer. Express the answer as a whole or mixed number when possible and simplify.2 ? 23

A. 61
B. 60
C. 51
D. 46

Mathematics