If x = 2 and y = 6 , evaluate the following expression: 100-3(3y-4x)

(Tricky question, so be careful, not as obvious as it seems)
(NO LINKS OR I WILL REPORT)

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?

Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?

Ariel is working at a meat packing plant for 5 nights a week. her regular wage is $11 an hour. she earns tine and a half for any overtime hours. this week she worked 9 hours of over time .how much will ariel earn for overtime this week ?