. Communication Your cell phone company offers two text-messaging plans. One plan costs $.25 per text message, plus a monthly fee of $9. The other plan costs $.40 per text message with no monthly fee. For how many text messages will both plans cost the same amount?
Reasoning If you use about 80 text messages each month, which plan should you choose? Explain.

Which system of linear inequalities is represented by the graph?

Someone answer asap for ! a ball is rolled down a ramp. the height, f(x), in meters, of the ball x seconds after it is released is modeled by the function f(x) = x²- 10x + 25 for all values of x from 0 to 5. which statement about the ball is true? a. the maximum height of the ball is 5 meters b. the height of the ball increases from 0 to 5 meters above the ground. c. the ball has traveled 5 meters when it reaches the bottom of the ramp. d. the ball has been traveling for 5 seconds when it reaches the bottom of the ramp

A6 ounce bottle of dressing costs $1.56 a 14 ounce bottle costs $3.36 a 20 ounce bottle costs $5.60 which has the lowest cost per ounce