Question

1 ringtone and $3 equals $4, how much is the ringtone​

Answer 1

Answer:

$1

Step-by-step explanation:

Let's call the ringtone r. If the ringtone and $3 equals $4, then we can write the equation $4=$3+r. To solve, all you have to do is isolate the r by subtracting 3 on each side.