Add or subtract as indicated.(9 + 7i) - (6 - 2i)
A. 3 + 9i
B. 3 - 9i
C. 3 - 5i
D. 3 + 5i
Answer: A
Mathematics
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Subtract.-15 + 1 - 9 - (-20) + 3
A. 0 B. -40 C. -30 D. -22
Mathematics
Graph the function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A coffee can comes packed with enough ground coffee to make 63 cups of coffee. After 42 cups have been made, how many cups of coffee can be made with the remaining ground coffee?
A. 95 cups B. 11 cups C. 105 cups D. 21 cups
Mathematics
Simplify the expression by using the order of operations.8 ? 
- 4(9 - 3)
A. 176 B. 16 C. 64 D. 88
Mathematics