Use the Pythagorean theorem to find the length of the third side of the right triangle. Leave any irrational answers in radical form.
A. 7
B. 9
C. 8
D. 10
Answer: C
Mathematics
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Use the substitution method to solve the system.5x - 7y = -212x + 2y = 6
A. (-1, 4) B. (0, 4) C. (0, 3) D. No solution
Mathematics
Graph the function as a solid curve and its inverse as a dashed curve.f(x) = -3x + 2
A. 
B. 
C. 
D. 
Mathematics
Perform the indicated operations. Write the answer in simplest form.
÷ 
A. 
B. 
C. 
D. 
Mathematics
Complete the ordered pair so that it is a solution of the given linear equation.x + y = 7(5, ), (7, ), (0, )
A. (5, 2), (7, 0), (0, 7) B. (5, 2), (7, 3), (0, 7) C. (5, 10), (7, 0), (0, 7) D. (5, 5), (7, 7), (0, 0)
Mathematics