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3 is 21 divided by the sum of a number and 5
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5 votes
3 is 21 divided by the sum of a number and 5

User Havij
by
3.9k points

2 Answers

4 votes

Answer:

x =2

Explanation:

3 = 21/(x+5)

3(x+5) = 21

3x+15 = 21

3x = 6

x = 2

User Aceofbassgreg
by
3.0k points
5 votes

Answer:

the number is 2

Explanation:

3=
(21)/(x+5)

multiply by (x+5)

3(x+5)=21

divide by 3

x+5=7

subtract 5

x=2

User Praveen Vinny
by
3.1k points
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