Multiply and simplify. Assume that all variables represent positive real numbers.4
? 4
A. 112
B. 16
C. 112
D. 784
Answer: C
Mathematics
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Solve the equation.-2x = 8 - 4
A. 8 B. -2 C. 6 D. 10
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Solve the problem.Last year, Maria earned $375 per week. This year, her salary increased to 
per week. What is the percent of increase?
A. 6.7% B. 92.8% C. 93.3% D. 7.2%
Mathematics
Perform the indicated operations.(7m + 4)2
A. 49m2 + 56m + 16 B. 7m2 + 56m + 16 C. 7m2 + 16 D. 49m2 + 16
Mathematics
Solve the equation.5x(x + 5) = (4x + 7)(x + 5)
A. 5, -7 B. 7 C. -5, 7 D. -7
Mathematics