Multiply.(9x - 1)(x2 - 7x + 1)
A. 9x3 - 63x2 + 9x + 1
B. 9x3 - 62x2 + 2x - 1
C. 9x3 + 64x2 - 16x + 1
D. 9x3 - 64x2 + 16x - 1
Answer: D
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Rewrite the statement using the if...then connective. Rearrange the wording or words as necessary.All chocolate is good.
A. Chocolate is good. B. If it isn't chocolate, then it isn't good. C. If it's good, then it's got to be chocolate. D. If it's chocolate, then it's good.
Evaluate the variable expression.
, when m = 27 and n = 24
A. -15 B. 1 C. 3 D. 19
Solve the problem.A moving firm charges a flat fee of $45 plus $40 per hour. Let y be the cost in dollars of using the moving firm for x hours. Find the slope-intercept form of the equation.
A. y = 40x + 45 B. y = 45x - 40 C. y = 45x + 40 D. y = 40x - 45
Solve the equation and check your solution.- 
x = -6
A. x = 36 B. x = -12 C. x = -13 D. x = 1