Solve the system of equations by elimination.
A. x = 10, y = 10; (10, 10)
B. x = 10, y = 0; (10, 0)
C. x = 0, y = 0; (0, 0)
D. x = 0, y = 10; (0, 10)
Answer: A
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= 7
A. {7} B. {-3, 3} C. ? D. {3}
Solve.Amy teaches Chinese lessons for $95 per student for a 6-week session. From one group of students, she collects $3800. Find how many students are in the group.
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Fill in the blank(s) with the appropriate word(s).