Multiply. Write the answer in lowest terms and as a whole or mixed number where possible.450 ? 
A. 450
B. 180
C. 400
D. 160
Answer: B
Mathematics
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Solve the equation.22 = 2 + c
A. c = 10 B. c = 26 C. c = 20 D. c = 30
Mathematics
Simplify.-40
A. -4 B. 1 C. -1 D. 0
Mathematics
Solve the exponential equation. For irrational solutions, round to four decimal places.9x + 9 = 243x
A. 
B. 
C. 
D. 
Mathematics
Solve.Daniel and Kayla Pierce are taking a trip and plan to travel 1890 miles. Their car gets 36.6 miles per gallon. Approximate how many gallons of gasoline their car will use by rounding 36.6 to the nearest ten. Round the result to the nearest gallon.
A. 7561 gallons B. 47 gallons C. 7560 gallons D. 49 gallons
Mathematics