Solve the system of equations by the addition method.
A. (-4, -21)
B. (-21, -4)
C. infinite number of solutions
D. no solution
Answer: A
Mathematics
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Answer the question.Find an irrational number between 1.67
and 1.
.
A. 1.673673367333...
B. 1.673467346734...
C. 1.674674674...
D. 1.6
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Solve the linear equation.15 + 3x - 11 = 10x - 16 - 5x
A. -10 B. -6 C. 6 D. 10
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Determine whether the lines through each pair of points are perpendicular.(2, 0) and (6, -20); (6, 3) and (8, -7)
A. perpendicular B. not perpendicular
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Solve.A patient must drink 3 L of water in the 2-hr period before a certain test is administered. How many milliliters per hour must the patient drink?
A. 1,500 mL B. 6 mL C. 150 mL D. 1.5 mL
Mathematics