Answer:
24/600
Step-by-step explanation:
it may be wrong
Hi!

<em>Plug in </em>
for 

<em>Multiply </em>
<em>and </em>

<em>Add </em>
<em>and </em>

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Betty's percentage is 15%.
The rate of change is the amount it changes for every missing assignment, therefore it would be -5.
see attached picture for #6
10 the inequality would be :
12 inch box is x
15 inch box is y
12x+15y≤84