For the compound inequality, give the solution set in both interval and graph forms.4x + 3 ? -5 and 4x + 9 < 17
A. [-2, 2)
B. [-2, 2]
C. [-2, ?)
D. [-2, 2)
Answer: A
Mathematics
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Solve the problem.A garage owner wants to fill a 55-gallon drum with a 20% winter mixture of antifreeze for his customers. How many gallons of 100% antifreeze should he mix with some 10% antifreeze mixture in order to fill the drum?
A. 48
gallons
B. 35
gallons
C. 19
gallons
D. 6
gallons
Mathematics
Find the sum of the series.
A. 
B. 3
C. 
D. 
Mathematics
Combine like terms.3x - 4y - 2 + 5x
A. 2xy B. 8x - 4y C. 8x - 4y - 2 D. 8x - 6y
Mathematics
Solve the problem.There are 2.2 milligrams of iron in a 3.5 ounce serving of lamb. How much iron is in 4 ounces of lamb? Round to the nearest tenth, if necessary.
A. 1.9 mg B. 2.5 mg C. 2.9 mg D. 3.5 mg
Mathematics