Explanation:
X+x+1+x+2=225
3x+3=225
3x+3-3=225-3
3x=222
3x÷3=222÷3
X=74
Which means the first number is 74, the second number is 74+1 and the third number is 74+2. Therfore the consecutive integers that add up to 225 are 74, 75,and 76
Check answer
74+75+76=225
225=225