11. A bank teller has a total of 124 bills in five-dollar bills and ten-dollar bills. The total value of the money is $840. How many ten-dollar bills does she have?

1. if we have 3 babies what is the probability they’re going to be all boys? 2. if we roll 2 die at the same time what is the probability of getting less than 10 on the first roll and a 5 on the second roll 3. if we have 3 babies what is the probability their is going to be 2 girls? 4. if we have 3 babies what is the probability of having no more than 1 girl? 5. it we have 3 babies and then have another 3 babies what is the probability of us having at least 1 boy and then having all girls?

Ihave trouble finding the nth term of a linear sequence

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1