Let S represent the midpoint between (5, 3) and (-5, -7). Let T represent the midpoint between (5, 3) and S. Find the coordinates of T.
?
A. (-2.5, -4.5)
B. (0, -2)
C. (0, 0.5)
D. (2.5, 0.5)
E. (2.5, -2)
Answer: D
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Solve the equation. Don't forget to first simplify each side of the equation, if possible.2(5x - 5) = 11x
A. 10 B. -5 C. 5 D. -10
Solve the problem.The table shows the number of new cases of a certain disease among women in six consecutive years. Data are in thousands rounded to the nearest hundred.YearNew Cases (thousands)20053.020063.420074.620085.420096.0201016.1Let x = 1 correspond to 2005 and let y be the number of new cases (in thousands) among women in year x. Find a quadratic function to model the data. Use the unrounded function to determine in what year the number of new cases among women will reach 20,000.
A. 1992 B. 1994 C. 1993 D. 1995
Graph.y = x3 - 3
A. 
B. 
C. 
D. 
Write an equation using the variable x to represent any unknown quantity. Do not solve the equation.After adding 4 to a number, the result is 10 less than triple the same number. Write an equation for which the solution gives the unknown number.
A. x = 3x - 10 + 4 B. x + 4 = 3x - 10 C. x + 4 = 10 - 3x D. x + 4 = 3(x - 10)