Add or subtract. Write the answer in lowest terms.
+ 
A.
B.
C.
D.
Answer: D
Mathematics
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A. ?
B. ?
C. ?
D. ?
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Writing the system of equations as a matrix equation solve the system of equations by using the inverse of the coefficient matrix
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Write the fraction in lowest terms.
A. x2 B. 0 C. 1 D. x3
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