Question

Jane has $100 and Ellis has $75. Jane is saving $5 per day and Ellis is saving $7 per day.

What equation would be used to find out how many days it will take for Jane and Ellis to have the same amount of money saved?

Answer 1

Let x be the number of days it will take for Jane and Ellis to have the same amount of money saved.

The equation to find out when they will have the same amount of money saved is:
100 + 5x = 75 + 7x