Evaluate the expression for the given value or values.
for x = -228, y = 0
A. -228
B. 228
C. 0
D. undefined
Answer: C
Mathematics
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Perform the indicated operation.(-84) ÷ 21
A. -
B. 4
C. -4
D. -14
Mathematics
Find the regression line for the given data. Round to two decimal places, if necessary.
A. y = 10x - 3 B. y = 9x - 3 C. y = 9.8x - 2.6 D. y = 9.2x - 2.1
Mathematics
Combine like terms whenever possible. Write the result with descending powers.15a6 - 15a6 + 7a5 + 15a6 - 11a5
A. 15a6 - 4a5 B. 11a11 C. 11a6 D. Cannot be simplified
Mathematics
Solve the problem.Sales of frozen pizza for a club fund-raiser increased from 500 one year to 590 the next year. What was the percent of increase?
A. 82% B. 18% C. 84.7% D. 15.3%
Mathematics