Solve using the substitution method. Use a graphing calculator to check your answer. x + 5y = 0x - 5y = 20
A. (10, 2)
B. (5, -1)
C. (10, -2)
D. (-2, 10)
Answer: C
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Check the addition. If the answer is incorrect, find the correct answer.
1017
A. Incorrect; should be 1027 B. Incorrect; should be 1007 C. Correct D. Incorrect; should be 1127
Use the percentage method of withholding, a FICA rate of 6.2%, a Medicare rate of 1.45%, an SDI rate of 1%, and a state withholding tax of 3.4%. One withholding allowance is $71.15 when paid weekly.
Larry Calanan has earnings of $511 in a week. He is single and claims 2 withholding allowances. His deductions include FICA, Medicare, federal withholding, state disability insurance, state withholding, union dues of $15, and charitable contributions of $21. Find his net pay.
A. $408.32 B. $372.32 C. $389.69 D. $362.33
Given f(x) = 
+6x.
(a) Find the intervals on which f is increasing or decreasing. (b) Find the relative maxima and relative minima of f.
Give the equation of the oblique asymptote, if any, of the function.f(x) = 
A. no oblique asymptote B. y = 0 C. y = -5x - 1 D. y = -5x2 - 3x - 1