Solve.4x + 3y + z = 84x - 5y - z = -265x + y + 4z = -12
A. (-3, -1, 5)
B. (-1, 5, -3)
C. (-1, -3, 5)
D. (-3, 5, -1)
Answer: B
Mathematics
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If the plot of an equation shows that y increases 3 units as x decreases 2 units, what is the slope of the line?
a. -2 b. 2/3 c. 3/2 d. -2/3 e. -3/2
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Write as a fraction in lowest terms.0.0075
A. 
B. 
C. 
D. 
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Solve.
= -2
A. 
B. -8
C. -6
D. no real-number solution
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Solve the problem.Each gallon of shingle stain covers 120 square feet. How many gallons are needed to cover 840 square feet?
A. 8 gallons B. 5 gallons C. 7 gallons D. 6 gallons
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