Find an equation of variation for the given situation.y varies inversely as x and y = 80 when x = 
A. y = 
B. y = 
C. y = 
D. y = 
Answer: D
Mathematics
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Provide an appropriate response.Solve the word problem using a system of equations with two unknowns:A computer repairman purchased 8 chips and 10 wires for $214.60. The next week, he purchased 16 chips and 12 wires at the same prices for $329.20. How much did each chip and each wire cost?
What will be an ideal response?
Mathematics
Determine whether or not the equation is linear.3x = 5x - 9x
A. Not linear B. Linear
Mathematics
Identify the graph of the equation over the given interval.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics
Simplify.
A. 4 B. 6 C. 5 D. 3
Mathematics