Answer:
21 dollars each
Explanation:
35 dollars to mow the lawn
20% tip means he will actually get the 35 dollars and whatever 20% of 35 is...
35+.2(35)
35+7
42
But he is mowing with a buddy, so he is going to split this around between him and his buddy. So 42/2=21.
They will get 21 dollars each.