Solve the nonlinear system of equations.x2 + y2 = 41x - y = 1
A. {(4, -5), (5, -4)}
B. {(4, 5), (5, 4)}
C. {(-4, 5), (-5, 4)}
D. {(-4, -5), (5, 4)}
Answer: D
Mathematics
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A. 
B. 
C. 
D. 
Mathematics
Solve the quadratic equation.7m2 - 7m = 0
A. 0 B. 1, 0 C. - 1, 0 D. 1, - 1
Mathematics
Solve the problem using the percent equation. Write a sentence answering the question.A banquet dinner is being organized by a club. The actual cost of the dinner is $30 per person. The members are to pay $6 to attend, with the club making up the difference. What percentage of the dinner's cost is the member to pay?
A. A member will pay 10% of the cost. B. A member will pay 15% of the cost. C. A member will pay 20% of the cost. D. A member will pay 12% of the cost.
Mathematics
Simplify.23 + 17 ? 30
A. 421 B. 533 C. 1200 D. 70
Mathematics