Suppose Daniel has x dollars
so Daniel having $3 more than Julio, will have x+3 dollars
Sum of amt of money togather they have is
x + (x+3) = 19, solve for x
2x + 3 = 19
2x. = 19 - 3 = 16
x = 16/2.= 8. So Daniel has $8
And Julio has 8+3 = 11 Julio has $11