Question 176970
4(x+x+1+x+2)=48
4(3x+3)=48
12x+12=48
12x=48-12
12x=36
x=36/12
x=3 is the first integer
3+1=4 for the second
3+2=5 for the third
Proof:
4(3+4+12=48
4*12=48
48=48