Add or subtract. + 

A.
B.
C.
D. 5x + 1


Answer: B

Mathematics

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Add or subtract. Write the answer in lowest terms. - 

A.
B.
C.
D.

Mathematics

Solve the equation. = x

A. {-2, 9}
B.
C. {9}
D. ?

Mathematics

Solve the inequality.x2 + 9x ? 0

A. [-9, 0] B. [0, 9] C. (-?, 0] or [9, ?) D. (-?, -9] or [0, ?)

Mathematics

Solve the system of equations.x + 2y +z= 2x +y + 5z + w = -1

A. (-9z - 2w - 2, 4z + w + 3, z, w) B. No solution C. (-w - 4, w + 2, -w + 2, w) D. (-9z - 2w - 4, 4z + w + 3, z, w)

Mathematics