Write the equation of the line with the given slope and y-intercept.Slope 6; y-intercept is 9
A. y = -9x - 6
B. y = 9x + 6
C. y = 6x + 9
D. y = -6x - 9
Answer: C
Mathematics
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Find a formula for the function graphed.
A. 
B. 
C. 
D. 
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Perform the indicated operations.(1.6x3 + 7.5x2 + 4.4) + (6.9x - 2.9) - (3.4x2 -x - 9.6)
A. 13.6x6 + 11.1 B. 1.6x3 + 10.9x2 + 5.9x - 8.1 C. 1.6x3 + 4.1x2 + 6.9x + 11.1 D. 1.6x3 + 4.1x2 + 7.9x + 11.1
Mathematics
Solve the problem.The profit that the vendor makes per day by selling x pretzels is given by the function 
Find the number of pretzels that must be sold to maximize profit.
A. 170 pretzels B. 0.8 pretzels C. 800 pretzels D. 400 pretzels
Mathematics