Question

A cell phone app charges $1.19 to download a song and 4.99 membership fee write an expression that gives the total cost in dollars to download songs then find the cost of downloading 9 songs

Answer 1

Answer: $1.19X+ 4.99

then :$15.7

Step-by-step explanation: first you write the expression  which is $1.19X + 4.99 because $1.19 is the cost of per song download and X stands for the numer of songs .

then after  you khow the expression  you substitute ( which meanse to put something instead of a variable like X) 9 because 9 is the total number of song

that how you get $15.7 if you substutute 9 with X.

hi . i hope the explanation is helpful to you .