Mason opens a savings account by making a $165.85 deposit. Every week, he deposits another $20.50 in the account. The following expression shows the amount of money that will be in the account x weeks after Mason opens it.

165.85 + 20.5x

How much money will be in the account after 10 weeks?

After 10 weeks, there will be $
in the account.

$370.85

Step-by-step explanation:

given:

amount of money after x weeks

= 165.85 + 20.5x

after 10 weeks, x = 10 (substitute into equation)

amount of money after 10 weeks

= 165.85 + 20.5(10)

= 165.85 + 205

= $370.85

75 tickets have been sold so far.

step-by-step explanation:

in this question it is clearly mentioned that 45 children's tickets have been sold and this number is 60% of the total tickets sold.

now let's assume the total number of tickets sold be x.

then 60% of x = 45

⇒

⇒ x(.6) = 45

by dividing with .6 on both the sides of the equation

⇒ x = 75

therefore 75 tickets have been sold so far.

yes

step-by-step explanation: