Combine.(3x3 - 14x2 - 9) - (9x3 - 19x + 18)
A. -6x3 - 14x2 + 19x - 27
B. -6x3 - 14x2 - 19x - 27
C. -6x3 - 14x2 + 19x + 9
D. -6x3 + 5x2 - 27
Answer: A
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Measurements are made at two different times. Find the absolute change and then find the percentage change. Round answers to the nearest tenth if necessary.Last year the Mayor of the town of Little Heath had an approval rating of 
This year his approval rating had fallen to 
A. Absolute change: -48 percentage points Percentage change: -6.6% B. Absolute change: 48 percentage points Percentage change: 192% C. Absolute change: -48 percentage points Percentage change: -65.8% D. Absolute change: -48 percentage points Percentage change: -192%
Solve the problem.How many different 3-topping pizzas can be made if there are 10 individual toppings to choose from? Assume that no topping is used more than once and that the order of the toppings on the pizza is unimportant.
A. 120 B. 6 C. 1000 D. 720
Solve. If necessary, round percents to the nearest tenth, dollar amounts to the nearest cent, and all other numbers to the nearest whole.40% of the teachers in a school are female. If there are 255 teachers altogether, how many teachers are female?
A. 638 teachers B. 102 teachers C. 16 teachers D. 153 teachers
Perform the indicated operation and write the answer in lowest terms. - 
? 
A. - 
B. 
C. - 
D. - 