Does the system have one solution, no solution, or an infinite number of solutions?x + y = 4x + y = 5

A. No Solution
B. One
C. Infinite number


Answer: A

Mathematics

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Solve. -  = 1 +  = 1

A. (-, -), (-), (, -), ()
B. (-i, -), (-i), (i, -), (i)
C. (-, -), (-), (, -), ()
D. (-i, -), (-i), (i, -), (i)

Mathematics

Simplify.

A. 1
B.
C. 0
D. -1

Mathematics

Plot the point.(1, 0)

A.

B.

C.

D.

Mathematics

Multiply.-13 ? (-13)

A. 169 B. -169 C. -182 D. 182

Mathematics