Simplify. Assume that all variables represent positive real numbers.
A. 81a
B. 3
C. 3a2
D. 3a
Answer: D
Mathematics
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Solve.34 = 6x - 8
A. x = 40 B. x = 36 C. x = 7 D. x = 13
Mathematics
Multiply.11x(-11x - 4)
A. -11x2 - 44x B. -165x2 C. -121x2 - 44x D. -121x2 - 4x
Mathematics
Divide.
A. 9m - 7
B. 9m - 7 + 
C. 9m + 7
D. m - 7
Mathematics
Divide. Write the answer in lowest terms and as a whole or mixed number where possible.
÷ 
A. 
B. 
C. 10
D. 3
Mathematics