Last week elle bought 4 apples for $2.40. this week she bought 9 apples for $5.40. if the cost per apple remains the same, how many apples could she buy next week?

What is the value of f(x) = 2.2 for f(-2)?

How many solutions does the nonlinear system of equations graphed below have? a. one b. zero c. four d. two

Aaron invested a total of $4,100, some in an account earning 8% simple interest, and the rest in an account earning 5% simple interest. how much did he invest in each account if after one year he earned $211 in interest? select one: a. $200 at 8%, $3,900 at 5% b. $3,200 at 8%, $900 at 5% c. $900 at 8%, $3,200 at 5% d. $3,900 at 8%, $200 at 5%