Problema Solution

four times the sum of the first and third of three consecutive integers is 140 more than the second integer. find the integers

Answer provided by our tutors

let the integers be x, x+1 and x+2

4(x+x+2)=x+1+140

8x+8=x+141

8x-x=141-8

7x=133

x=133/7=19

so the numbers are 19, 20 and 21