Simplify the expression.7 + 4(3y - 8)
A. 12y + 25
B. 12y - 39
C. 12y - 25
D. 12y + 56
Answer: C
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Simplify the expression.[-(-4y2 - 2y + 7y3) - (10y2 + 10y - 9y3)] - y2
A. 16y3 - 15y2 - 12 B. 2y3 - 7y2 - 8y C. -16y3 + 13y2 + 12 D. 2y3 - 5y2 - 8
Solve the problem.A certain object, after being heated, cools at such a rate that its temperature 
decreases 
each minute. If the object is originally heated to 100°C , find 
where t is the time in minutes.
A. 0.0°C B. 60.2°C C. 0°C D. 100.0°C
List all numbers from the set that are of the type indicated.
Whole numbers
A. 5, -23 B. 5, -23, 0 C. 5 D. 5, 0
Solve the problem.If there are x teams in a sports league and all the teams play each other twice, a total of N(x) games are played, where N(x) = x2 - x. A soccer league has 8 teams, each of which plays the others twice. If the league pays $49 per game for the field and officials, how much will it cost to play the entire schedule?
A. $2842 B. $3528 C. $2744 D. $3136