Answer:
<em>B) x = 3</em>
Step-by-step explanation:
lets plug in the first option to see if it works
3x=9
3*27=9
<em>thats not right</em> ( 3*27 = 81 )
Next, we try the second option
3x=9
3*3=9
<em>that looks more like a resonable answer right?</em>
<em>now to check our work</em>
3+3+3=9
<em>Its correct!</em>
<em></em>
<em>Hope that helps</em>
May~
<em></em>
Answer:
5
Step-by-step explanation:
Three TVs is 10.5 hours. 5 radios is 7.5 hours. Add them up and its 18 hours for 8 items.
You would have to know the height of the 8th graders