Solve. Write a mixed numeral for the answer.Peter must practice the piano 12
hours per week. He has already practiced 4
hours. How many more hours does he need to practice?
A. 7 hr
B. 8
hr
C. 7
hr
D. 6
hr
Answer: C
Mathematics
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Solve the linear equation.-5x + 1 + 2x + 3 = 10
A. 
B. 
C. 
D. 
Mathematics
Perform the indicated operation.
+ 
A. 4
B. 
C. 
D. 
Mathematics
Find the first 4 terms of the recursively defined sequence.a1 = 4, an+1 = 
A. 4, 
, 
, 
B. 
, 16, 
, 64
C. 4, 
, 
, 
, 
D. 4, 
, 4, 
Mathematics
Graph the piecewise-defined function.
?
?
A. ?
B. ?
C. ?
D. ?
Mathematics