Solve the problem.The percents of male teenagers who have had sex is grouped by age in the table below.
(Source: The Universal Almanac)Let P represent the percent of male teenagers of age a that have had sex. Find an equation of a linear model to describe the data.
What will be an ideal response?
P = 11.60a - 145.47 (Answers may vary)
Mathematics
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Solve the system using a graphing calculator capable of performing row operations. Give solutions with values correct to the nearest thousandth.0.6x + 4.9y - 
z = 7
x - 18y + 10z = -13x + 
y - 4.9z = 
A. {(2.084, -1.741, 3.529)} B. {(3.431, 1.930, 2.606)} C. {(-7.733, -5.025, 3.491)} D. {(8.110, 0.749, 2.619)}
Mathematics
Find the constant of variation and construct the function that is expressed in each statement.y varies inversely as x: y = 8, when x = 13
A. y = 104x
B. y = 
C. y = 
D. y = 
Mathematics
Determine whether or not the function is one-to-one.f(x) = 6x3 + 5
A. No B. Yes
Mathematics
Factor by grouping.6x2 - 8x - 9x + 12
A. (2x - 3)(3x - 4) B. (2x + 3)(3x + 4) C. (6x + 3)(x + 4) D. (6x - 3)(x - 4)
Mathematics