Solve the problem.A study in a small town showed that the percent of residents who have college degrees can be modeled by the function 
where x is the number of years since 2010. Use numerical or graphical methods to find when the model predicts that the percent will be 70.
A. 2018
B. 2020
C. 2019
D. 2017
Answer: A
Mathematics
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Graph the functions on the same grid.y = -2x and y = - 
A. 
B. 
C. 
D. 
Mathematics
Solve.The area of a triangular poster is 750 square centimeters. Its altitude is 10 feet shorter than twice its base. Find the lengths of the altitude and base.
A. base = 30 cm; altitude = 25 cm B. base = 30 cm; altitude = 50 cm C. base = 60 cm; altitude = 12.5 cm D. base = 15 cm; altitude = 50 cm
Mathematics
Write an equation in slope-intercept form of the line satisfying the given conditions.Through (-6, -4), perpendicular to 3x + 7y = 10
A. y = - 
x + 10
B. y = - 
x - 
C. y = 
x + 
D. y = 
x + 10
Mathematics
Evaluate the expression 
. Round your answer to three decimal places.
A. 8.485 B. 3.000 C. 12.603 D. 2.449 E. 22.274
Mathematics