Solve the system by the substitution method.
A. (8, -9), (9, -8)
B. (8, 9), (9, 8)
C. (-8, -9), (-9, -8)
D. (-8, 9), (-9, 8)
Answer: C
Mathematics
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Multiply.(-3.186)(-0.1)
A. -0.3186 B. 31.86 C. 0.3186 D. 0.03186
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Write the expression in expanded form.112
A. 11 + 11 B. 11 ? 11 C. 11 ? 11 ? 11 D. 11 ? 2
Mathematics
Decide whether the expression has been simplified correctly.
5 = 
A. Simplified correctly B. Not simplified correctly
Mathematics
Rewrite the statement so the inequality symbol points in the opposite direction.40 < 49
A. 40 > 49 B. 49 > 40 C. 49 < 40 D. 49 ? 40
Mathematics