Determine whether the system is consistent.4x1 - x2 + 3x3 = 122x1 + 9x3 = -5x1 + 4x2 + 6x3 = -32
A. Yes
B. No
Answer: A
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Solve.Find the volume of a sphere with radius 7 inches. Use 
for 
A. 77 cu in.
B. 154 cu in.
C. 1437
cu in.
D. 4312 cu in.
Solve the equation.-4(x + 5) = -4
A. x = 6 B. x = -4 C. x = 16 D. x = 4
Write the formula using the "language" of variation. I = PRT, where I is the simple interest on a principal of P dollars invested for T years at an interest rate of R per year
What will be an ideal response?
Solve the problem.A yoga studio will offer a workshop provided that at least 20 people sign up. Beginning students require more attention than experienced students and the number of assistants in the class will be limited to three. For this reason, the teacher would like the number of experienced students to be at least twice the number of beginners. Set up and graph a system of inequalities for the situation, letting x represent the number of beginning students and y the number of experienced students. 
A. x + y ? 20
y ? 2x
B. x + y ? 20
y ? x + 2
C. x + y ? 20
y ? 2x
D. x + y ? 20
y ? 2x