It cost ruby $4 dollars to send 48 messages. what was her cost of texting in texts per dollar? express your answer in simplest form

$0.83

Step-by-step explanation:

$4 = 48x (x = number of text messages)

$4 ÷ 48 = x (divide by 48 on both sides)

0.83 = x

1/12 I’m pretty sure

Step-by-step explanation:

b. 18

step-by-step explanation:

so the equation for this is:

ab^2=ac⋅ad

ab being the top length of 6 and ac being the length of 2 and ad being the length of x. let's plug into the equation:

6^2 = 2x

now lets just solve for x:

36 = 2x

18 = x

i hope that !