Solve by substitution and check.x + y = -5 y = -4x - 5
A. (0, -5)
B. (-1, -5)
C. (1, -10)
D. (-5, 0)
Answer: A
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Solve the problem.A person at the top of a 600 foot tall building drops a yellow ball. The height of the yellow ball is given by the equation src="https://sciemce.com/media/4/ppg__ttttt0526190903__f1q103g4.jpg" alt="" style="vertical-align: -4.0px;" /> where h is measured in feet and t is the number of seconds since the yellow ball was dropped. Find the time that the balls are the same distance above the ground and find this distance.
A. 4 seconds; 344 feet
B. 3.5 seconds; 404 feet
C. 2.5 seconds; 500 feet
D. 3 seconds; 456 feet
where h is measured in feet and t is the number of seconds since the yellow ball was dropped. A second person, in the same building but on a lower floor that is 
from the ground, drops a white ball 
after the yellow ball was dropped. The height of the white ball is given by the equation
Determine the number that should be added to complete the square of the expression. Then factor the expression.y2 - 8y
A. -4; (y - 4)2 B. 4; (y - 4)2 C. 16; (y + 4)2 D. 16; (y - 4)2
Match the function 
with one of the following graphs.
?
A. ?
B. ?
C. ?
D. ?
E. ?
Solve. Remember to insert units when writing your answer.A company ships its product in boxes weighing 9 lb 4 oz. The boxes are packed in cartons of 3 boxes each. How much will 3 cartons weigh?
A. 82 lb 4 oz B. 27 lb 12 oz C. 83 lb 4 oz D. 28 lb 4 oz