Use an associative property to complete the statement. Do not simplify.c ? (4x) = 
A. (4x) ? c
B. c ? (x ? 4)
C. (c ? 4) + x
D. (c ? 4) ? x
Answer: D
Mathematics
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Provide an appropriate response.To encourage conservation, a gas company charges two rates. You pay $0.53 per therm for 0-70 therms and $0.74 for each therm over 70. Write a compound fraction to represent the monthly cost of t therms of water.
What will be an ideal response?
Mathematics
Solve the equation by factoring.4x2 - 7x = 2
A. {-4, 2}
B. 
C. 
D. 
Mathematics
Find the reciprocal.
A. 
B. 13
C. 
D. 
Mathematics
Find the mean of the given data set.7.8 m, 8.7 m, 5.5 m, 8.7 m, 5.3 m
A. 6 m B. 7.8 m C. 7.2 m D. 8.7 m
Mathematics