Provide an appropriate response.Explain what happens when a number is multiplied by 1, -1, and 0.
What will be an ideal response?
A number multiplied by 1 gives the same number. Multiplied by -1 gives the opposite of the number. Multiplied by 0 gives 0.
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Determine how many vertices and how many edges the graph has.
A. 8 vertices; 18 edges B. 8 vertices; 16 edges C. 8 vertices; 17 edges D. 8 vertices; 15 edges
Provide an appropriate response.Simplify: 
Fill in the blank(s) with the appropriate word(s).
Find the equations of the system shown on the graphing calculator screen.10
-10
A. x + y = 1 x - 3y = -9 B. 5x + y = 7 x + 2y = -1 C. x - 3y = 9 x + 2y = -1 D. 3x - y = 9 5x + y = 7
Solve. Write the answer as a mixed number as needed.Peter must practice the piano 11
hours per week. He has already practiced 7
hours. How many more hours does he need to practice?
A. 3
hours
B. 4
hours
C. 2
hours
D. 3 hours