Question

1. Construct an equationfrom the informationgiven in each question and then solve it. b) I think of a number, multiply it by 7 and subtract 4. The answer is 31. What is the number?​

Answer 1

Answer:

Let the number be x

According to statement

$7x - 4 = 31 \\ 7x = 31 + 4 \\ 7x = 35 \\ x = 5$

So number is 5.