Provide an appropriate response.Jessica wanted to solve the following problem: The price of an item increased by 15%. The amount of the increase was $86. What was the price of the item before the increase? She wrote the following equation: 
Do you think this equation will give her the correct answer? If not, what is the correct equation to use? Explain your thinking.
What will be an ideal response?
Answers will vary. The equation is not correct. The correct equation is 
Mathematics
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Write as a unit rate.20 cents for 5 marbles
A. 0.25 cents/marble B. 100 cents/marble C. 25 marbles D. 4 cents/marble
Mathematics
Provide an appropriate response.Fill in the blanks with the correct numbers.The opposite of -8 is _____.The absolute value of -8 is _____.The opposite of the absolute value of -8 is _____.The absolute value of the opposite of -8 is _____.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Add.
+ 4 + -11 + 18
A. 5
B. 31
C. 
D. 
Mathematics
Use the even-odd properties to find the exact value of the expression. Do not use a calculator.sec 
A. - 
B. 2
C. -2
D. 
Mathematics