Answer:
Step-by-step explanation:
Let x represents the number of lawns mowed by Mike and y represents the number of cars washed by Beth.
Then, the amount earned by Mike if he charges $25 for moving the lawn
And the amount earned by Beth if she charges $15 for moving the lawn
Then, as need at least $1975 in order to go Disneyworld.
So, first inequality is,
Now, it is given that the number of cars that Beth wash is no more than four times the number of lawns Mike has scheduled to mow. So, this gives the inequality,
Next, it is given that Beth will wash at least 50 cars. So,
Lastly, as the number of lawns mowed can't be negative, so