Rewrite the given expression using an appropriate variable. Use the first letter of the given word as the variable.2 ? (Points)
A. 2 ? P
B. 2 + P
C. P ÷ 2
D. 2 ÷ P
Answer: A
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Solve the problem.A child has 42 quarters and 70 dimes. The child wishes to stack the coins so that each stack has the same number of coins, and each stack contains only one kind of coin. What is the largest number of coins that the child can place in each stack?
A. 42 B. 70 C. 210 D. 14
Solve the problem.The graph shows the hours studied and the exam grades obtained on a finite math exam for 8 students. (The two points on the line do not represent any of the eight students.) The line of best fit, the line graphed on the coordinate system, can be used to approximate the test grade the average student receives for the number of hours they study. 
Find the equation of the line of best fit.
A. G = 
x - 50
B. G = 
x + 8
C. G = 
x + 50
D. G = 
x + 50
If possible, find the slope of the line passing through the two points.(8, -9), (8, 7)
A. - 
B. 0
C. - 
D. undefined
Determine the phase shift of the function.y = 
sin (4x + ?)
A. ? units to the left
B. - 
units to the left
C. 
units to the right
D. 
units to the left