Simplify the expression by combining any like terms.2.1c - 4 + 9c - 0.7
A. 18.9c + 2.8
B. 11.1c - 4.7
C. 6.4
D. 2.1c + 9c - 4 - 0.7
Answer: B
Mathematics
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Perform the indicated arithmetic.12
- 3
A. 8
B. 9
C. 9
D. 8
Mathematics
Solve the inequality.x3 + 3x2 - 28x > 0
A. (-?,-7) or (0, 4) B. (-7, 0) or (4, ?) C. (-7, ?) D. (-4, 0) or (7, ?)
Mathematics
Complete.64 ft = 
yd
A. 192
B. 5
C. 768
D. 21
Mathematics
Solve the equation.-3.6q + 1.0 = -19.9 - 1.7q
A. 11 B. 5.8 C. -23 D. 6.3
Mathematics