Solve using any appropriate method. If the system has an infinite number of solutions, use set-builder notation to write the solution set. If the system has no solution, state this.5x + 5y = 69x + 9y = 18
A. (18, 9)
B. {(x, y)|5x + 5y = 6}
C. (1, 1)
D. No solution
Answer: D
Mathematics
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+ 
= 1 if a = b.
What will be an ideal response?
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Solve the problem. Round your answer to the nearest tenth unless otherwise indicated.Last week, Brian earned $165 while Lucy earned $559. $165 is what percentage of $559?
A. 39.4% B. 29.3% C. 70.5% D. 29.5%
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Find the y-intercepts for the parabola whose equation is given. If the y-intercepts are irrational, round your answers to the nearest tenth.y = 2x2 + 4x - 48
A. y-intercept (0, -48) B. y-intercept (0, 4) C. y-intercept (0, 48) D. y-intercept (0, -6)
Mathematics
Convert the units using unit fractions.24 c = 
pt
A. 96 B. 48 C. 192 D. 12
Mathematics