Use your graphing calculator to check whether z
=
−
9
and
z
=
2
are solutions to the equation
z
2
+
17
z
+
24
=
−
48
.
Round all answers to 3 decimal places as needed. When typing variables, use X like we do in the calculator.

It says factor each expression 49x-28?

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%

If x varies directly as y, and x = 7.5 when y = 10, find x when y = 4