Simplify.-5b + 8b
A. 3b
B. -3b
C. -13b
D. 3b2
Answer: A
Mathematics
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Use < or > to make a true statement.0 ? 8
A. < B. >
Mathematics
Add or subtract, as indicated. Assume that all variables represent positive real numbers.2 + 5
A. 7
B. 7
C. 10
D. -3
Mathematics
Perform the indicated operations.(5x6 + 4x3 + 5) + (7x6 + 7x3 + 4)
A. 12x6 + 12x3 + 8 B. 12x6 + 11x3 + 9 C. 32x9 D. 11x6 + 9x3 + 12
Mathematics
Find the product.(-2m - 3)(-7m2 + m - 4)
A. 14m3 + 5m + 12 B. 14m3 + 23m2 + 5m + 12 C. 14m3 + 19m2 + 5m + 12 D. -9m2 + 5m + 12
Mathematics