Find the indicated sum.
A. 
B. 211
C. 
D. 420
Answer: D
Mathematics
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Simplify the expression. [-4m + (-10m - 6)] - [(10m + (1 - 6m)) + 4m]
A. -14m + 7 B. -14m - 5 C. -22m - 7 D. -6m - 5
Mathematics
Solve the problem.During the first five months of the year, Len earned commissions of $3880, $2490, $2180, $2810, and $2760. If Len must have average monthly earnings of at least $2900 in order to qualify for retirement benefits, what must he earn in the sixth month in order to qualify for benefits?
A. at least $2900 B. at least $3280 C. at least $2836 D. at least $2824
Mathematics
Indicate whether the statement is true always, sometimes, or never.When i is raised to an odd power, the result is -1.
A. Always B. Sometimes C. Never
Mathematics
Simplify.-7 + 4(-2) - 12
A. -34 B. -11 C. -27 D. -42
Mathematics