Write a system of equations associated with the augmented matrix. Do not try to solve.
= 
A. 2x + y = -3
x + 2y = 2
-5x - 5y = 2
B. 2x + y + z = -3
x - 5y = 2
C. 2x = -3
x + y = 2
-5x - 5y = 2
Answer: C
Mathematics
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Evaluate the integral.
A. 
B. 
C. 
D. 
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Perform the indicated operation without the use of a calculator and express each answer in decimal notation.
A. 0.00142857 B. 700 C. 100 D. 0.07
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Divide.(-8x3 + 26x2 - 21x + 15) ÷ (-2x + 5)
A. 4x2 - 3x + 3 B. x2 + 3x - 3 C. 4x2 + 3 D. x2 - 3x + 3
Mathematics
Provide an appropriate response.For the equation y = mx + b, find a formula for the value of x given any value of y.
A. x = 
B. x = y - mx - b
C. x = 
D. x = 
Mathematics