9n+3=7n+19, 9n-7n=19-3, 2n=16, n=8.
check it
72+3=75chairs
56+19=75chairs
Answer:

Step-by-step explanation:
We have been given that
and
. We are asked to find the expression that represents length of PS.
We know that
.
Upon substituting our given values in above equation, we will get:




Therefore, the expression
represents length of PS.
The probability of an ocean scene going on the gym wall is 16%
If you are looking for the total number of flowers the equation should be 22 multiplied by 4 to get 88
Answer: Approximately 51%
Step-by-Step-Explanation:
<u>Given -</u>
- Cost - $25.50
- Selling for - $38.50
<u>We must find:</u>
- The price Starr is marking up
<u>Profit</u> (<u>Numbers Given</u>)
<u>$38.50 - $25.50 = $13.00</u>
<u>Profit</u>, (<u>In percent)</u>
<u>13/25.50 × 100 ≈ 51%</u>
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