Solve by the substitution method.-7x + 14 = 4y-2x + 2y = -26
A. (4, -26)
B. (5, -6)
C. (-7, 6)
D. (6, -7)
Answer: D
Mathematics
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A. 2 ? 2 ? 2 ? 3 ? 3 ? 11 B. 2 ? 2 ? 3 ? 3 ? 11 C. 3 ? 3 ? 3 ? 3 ? 11 D. 2 ? 2 ? 2 ? 2 ? 11
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Solve the problem.The distance to the horizon varies directly as the square root of the height above ground level of the observer. If a person can see 6 miles from a height of 25 feet, how far can a person see from a height of 100 feet?
A. 12 mi B. 12.3 mi C. 13.2 mi D. 11 mi
Mathematics
Simplify the expression.(-6)0 + (-8)0
A. -14 B. -2 C. 2 D. 0
Mathematics
Write the fraction in lowest terms.
A. 
B. 
C. 
D. 
Mathematics