I am not 100% sure but I am pretty sure the answer is (3,-1,4)
W + 3 = Ben's age or 3 + w = Ben's age, either way.
Answer: Yeah its a rational number.
When adding fractions all denominators must be the same. You multiple 2/3 by 4 so it becomes 8/12 and the same with the others. The answer is 19/12
