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.
Lisa picks 75
Lisa = L
Sharon = S
L = 5S
L = 75
75 = 5S
75/5 = 5S/5
S = 15
hope this helps
I'll write the equation again with the blanks filled in.
1/2 of 2/3 = 1/2 of two thirds = one third
2/3 is read as two thirds.
Half of 2/3 is 1/3, because 1/3+1/3=2/3
Hope this helps!
Answer:
8.75+7.45=16.2. 16.2 is equal to $16.20 so 48.00-16.20=31.8. Jonathan had $31.80 left.
Step-by-step explanation: