Edwin's age is 7 less than 2 times Danny's age. What is the age of Danny if Edwin's age is 5?

Answer 1

Lets calll Danny’s age D. That means Edwins age is 2D -7 (7 less than twice Danny)

Since Edwins age is 5 we can set up the equation 2D - 7 = 5

2D= 12

D=6