I do not understand why you or your teacher have written down a certain number of minutes by each equation, but I will do my best to answer your question. I hope that I’m able to help.
1,2) 20 + 3.5x = 30 + 2.75x
-20 -20
3.5x = 30 + 2.75x - 20
-2.75x -2.75x
0.75x = 10
/0.75 /0.75
x = 13.333...
3,4) 3.5x + 2.75x = 20 + 30
6.25x = 50
/6.25. /6.25
x = 8
Answer:
A on edge
Step-by-step explanation:
Answer:
<em>hope</em><em> </em><em>you</em><em> </em><em>like</em><em> </em><em>my</em><em> </em><em>answer</em><em> </em><em>its</em><em> </em><em>2</em><em>/</em><em>7</em>
Answer:
Sorry, I don't have one.
Step-by-step explanation:
