Multiply. 
Mathematics
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Use Cramer's rule to solve the linear system. If D = 0, use another method to determine the solution set. x + y = 78x + 8y = 56
A. Cramer's rule does not apply since D = 0; ? B. {(0, 0)} C. Cramer's rule does not apply since D = 0; {(7 - y, y)} D. {(1, 6)}
Mathematics
Divide. Simplify, if possible.
÷ 
A. 
B. 
C. 
D. 
Mathematics
Without graphing, tell if the system is inconsistent, the equations are dependent, or neither.x + y = -1x - y = -15
A. Neither B. Dependent C. Inconsistent
Mathematics
Find the prime factorization of the number.65
A. 5 ? 13 B. 5 ? 14 C. 2 ? 5 ? 5 D. 5 ? 5 ? 5
Mathematics