Simplify. ? -12 ÷ (-4)

A. -36
B. 576
C. -576
D. 36


Answer: D

Mathematics

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Solve the problem.Mari drops a ball from a height of 21 meters and notices that on each bounce the ball returns to about  of its previous height. About how far will ball travel before it comes to rest?

A. 52.5 m B. 126 m C. 105 m D. 63 m

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Determine if the given integer value for the variable is a solution to the equation.-2(x + 9) + 4x = 4(x - 9) + 6; 6

A. solution B. not a solution

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Find the x- and y-intercepts for the equation. Then graph the equation.y = x

A. x-intercept: (0, 0), y-intercept: (0, 0)

B. x-intercept: (0, 0), y-intercept: (0, 0)

C. x-intercept: (0, 0), y-intercept: (0, 0)

D. x-intercept: (0, 0), y-intercept: (0, 0)

Mathematics

Answer as requested.Which of the following pairs of variables is likely to have a negative correlation?

A. Interest rates and the number of real estate transactions B. The unemployment rate and the number of homeless people C. The price of jet fuel and the price of airline tickets. D. Height and weight.

Mathematics