Clear fractions then solve by substitution.x + 
y = y - 3
x - y = 5x - y
A. ?
B. {(0, 6)}
C. {(1, 6)}
D. {(5, 0)}
Answer: B
Mathematics
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Use a graphical method to solve the system. Give x- and y-coordinates correct to the nearest hundredth.y = log10(x + 7)y = x3
A. x = 0.97, y = 0.90 B. x = -1.83, y = 1.64; x = 1.68, y = 2.16 C. x = 2.07, y = 0.69 D. x = -2.5, y = 1.49
Mathematics
Solve: 8 - 3x = 23
A. -
B. -5
C. 5
D. 
Mathematics
Solve the problem.Which voting method always satisfies the head-to-head criterion?
A. plurality with elimination B. Borda count C. pairwise comparison D. plurality
Mathematics
Solve the problem.Three people build a rectangular shed 6 ft wide, 4 ft long, and 5 ft high. About how many ft3 does the shed contain?
A. 74 ft3 B. 15 ft3 C. 120 ft3 D. 720 ft3
Mathematics