219k views
2 votes
In 30 minutes, a television station plays 8.5 minutes of commercials. The equation m + 8.5= 30 gives the length m in minutes of the cooking show aired during this 30-minute period.Which of the following is a solution of the equation?

User Mduvall
by
6.3k points

1 Answer

5 votes
The solution to the equation would be 21.5

Why?

If you do the equation backwards

30 - 8.5 = x

You would get 21.5
You can plug it into the first equation to check!

:)


User Drew Hall
by
5.9k points