Solve the system of equations by substitution.
A. (7, 0)
B. (0, -7)
C. (1, -8)
D. no solution
Answer: B
Mathematics
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A. 1 > 1
B. 1 < 1
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Is the figure Saccheri quadrilateral?
?
?
A. no B. yes
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Use < or > for ? to write a true sentence. Draw a number line if necessary.783 ? 791
A. < B. >
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Write the opposite of the number.
A. 
B. - 
C. - 
D. 
Mathematics