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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
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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
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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
8.2k points
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