Answer:
The expression that can be used is 0.80x
Step-by-step explanation:
Let
x ----> original price of an item
Remember that

That means---> the sale price is 80% of the original price
To find out the sale price, determine the 80% of the original price
----> percentage in decimal form
Multiply the original price by the percentage in decimal form to obtain the sale price
so

<span>The next letter is 'n'. The pattern misses a letter after a pair of letters, for example: 'a' and 'b' are a letter pair, then 'c' is skipped, then the letter pair 'd' and 'e' comes next. For every other letter pair, the order is reversed so they are not in alphabetical order. The next letter pair is 'm' and 'n', and because the pair 'j' and 'k' is in alphabetical order, this pair must be reversed. Therefore, the next letter is 'n'.</span>
Answer:
4.5
Step-by-step explanation:
I think it will work if you Divide 54 over 12 = 4.5
Answer:
j = 1
Step-by-step explanation:
4j + 14 = 18j
subtract 4j from both sides
14 = 14j
divide 14 from both side
j = 1
Adam descends 5 feet Multiply 5 by four and then you get 30 feet