Provide an appropriate response.Solve the following system for x, y, and z. (Answers are given in that order) 
A. 2, -2, -2
B. 4, 2, -4
C. -1, 2, 1
D. 2, 2, -2
E. 1, 2, -1
Answer: E
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Solve the problem.Ray's gross pay is $325.79 a week. $46 is withheld for federal income tax, $24.47 for FICA tax, and $11.40 for other deductions. Find his net pay.
A. $407.66 B. $243.92 C. $233.92 D. $81.87
Solve the problem.For a cone, the formula r = 
describes the relationship between the radius r of the base, the volume V, and the height h. Find the volume if the radius is 12 inches and the cone is 7 inches high. Use 3.14 as an approximation for ?, and round to the nearest tenth.
A. 9495.4 in.3 B. 150.7 in.3 C. 1055.0 in.3 D. 87.9 in.3
Solve the problem.In year 0, the number of female athletes participating in Summer Olympic-Type Games was 550. In year 11, about 3600 participated in the Summer Olympics in Atlanta. Assuming that 
and that the exponential model applies, find the value of k rounded to the hundredths place, and write the function.
A. k = 0.16; P(t) = 500e0.16t B. k = 0.17; P(t) = 500e0.17t C. k = 0.19; P(t) = 500e0.19t D. k = 0.17; P(t) = 500e0.27t
Solve using the addition principle.z - 4.34 = -9.2
A. 13.54 B. -13.54 C. 4.86 D. -4.86