Question

3 times a number increased by 7 equal 31​

Answer 1

Step-by-step explanation:

Question 833463: When 3 is added to 7 times a number the sum becomes 31. find that number? x=9 ans.

Answer 2

Answer:

so, let us assume the no. to be x

3x+7=31

3x=31-7

3x=24

x=24÷3

x=8