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Questions in Grade Middle-school

[Answered] Which ordered pair is the solution to the system of equations? \[ 2x + y = -8 \] \[ x - y = -4 \] A. \((-3, -2)\) B. \((-1, 3)\) C. \((1, 5)\) D. \((-4, 0)\)

[Answered] Describe the energy conversions that take place in a bicycle lighting system powered by a dynamo.

[Answered] Which ordered pair is the solution to the system of equations? \[ 2x - 5y = -5 \] \[ x + 2y = 11 \] A) (3, 4) B) (5, 3) C) (7, 2) D) (15, 7)

[Answered] Which is the adjective phrase in the sentence? "With xeriscape, you will save water and still grow a beautiful yard and a garden of colorful flowers in the summer."

[Answered] Each paper clip is \(\frac{7}{8}\) of an inch long and each costs $0.03. If exactly enough paper clips are laid end to end to have a total length of 56 inches, what is the total cost of the paper clips?

[Answered] What is the change in elevation from 134 feet below sea level to 29 feet above sea level? Possible choices are: A. -163 B. 163 C. -105 D. 105

[Answered] Calculate the percentage decrease from 5.71 to 0.08.

[Answered] Tickets to a play cost $5 for adults and $2 for children. If 1,750 tickets were sold for a total of $7,100, how many children's tickets were sold?

[Answered] Which is the appositive in this sentence? "The museum director, George Nelson, purchased a new sculpture for the museum's outdoor garden." A. a new sculpture B. George Nelson C. for the museum's outdoor garden

[Answered] In "The Lightning Thief," who was the one struggling for power?