Question

The difference between 5 and a certain number is divided by 3. find the number if is equal to 7.​

Answer 1

Answer:

x=-16

Step-by-step explanation:

Ler the number be x.

Now we have,

$(5-x)/3=7\\5-x=21\\5-21=x\\x=-16$

Hope it will help you.

Answer 2

Answer:

• Let the certain number be x.

Now,By question,

• (5-x)÷3=7
• (5-x)=7×3
• 5-x=21
• x=21+5
• x=26