Add or subtract.
- 
A. 
B. 10
C. 
D. 0
Answer: C
Mathematics
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Provide an appropriate response.Find the mistake and correct the problem:If a stack of plywood is 4 feet high and each sheet measures 
inch, how many sheets are in the stack? 4 ft = 4 × 12 = 48 in. 48 × 
= 18 sheets
What will be an ideal response?
Mathematics
Solve.If y varies inversely with x and y = 4 when x = 12, find the value of y when x = 2.
A. y = 24
B. y = 6
C. y = 
D. y = 
Mathematics
Determine whether the quantities are proportional.Painting 1 walls in 13 hours and 2 walls in 26 hours
A. No B. Yes
Mathematics
Does the system have a unique solution, no solution, or many solutions?
A. No solution B. A unique solution C. Many solutions
Mathematics