Solve the system. If the system's equations are dependent or if there is no solution, state this. x - y + 3z = 10-4x + 4y - 12z = 4 x + 5y + z = -6
A. (4, 0, -2)
B. No solution
C. (0, -2, 4)
D. (4, -2, 0)
Answer: B
Mathematics
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Factor out the negative of the greatest common factor.-2t2 - 4t - 8
A. -2t(t2 + 2t + 4) B. -2(t2 + 4t + 8) C. -2(t2 + 2t + 4) D. -2(t2 + 2t + 6)
Mathematics
Find the values of x for which the geometric series converges.
A. 1 < x < 5 B. -1 < x < 7 C. 1 < x < 7 D. -5 < x < 5
Mathematics
Add by using the number line.-6 + (-5)
A. -1 B. -10 C. 10 D. -11
Mathematics
Provide an appropriate response.Explain how you could find an approximation to 
to the nearest tenth without using a calculator.
What will be an ideal response?
Mathematics