The value of the sum of twice a number and 7 is 17.
<h3>What is an expression?</h3>
An expression is used to show the relationship between the variables that are given.
Let the number in this situation be 5. This will be illustrated as:
2n + 7
where n = number = 5
= 2n + 7
= 2(5) + 7
= 10 + 7
= 17
Therefore, the number is 17.
Learn more about numbers on:
brainly.com/question/24644930
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Step-by-step explanation:
To find the average speed, you divide miles by hours.
27/3
So the average speed in miles per hour is 9.
Hope it helps!
The answer to this question would be yes
4*2/7=8/7 and 8/7*5=40/7 so correct answer is 40/7
