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04.05.2020 •
Mathematics
Dan was 8 years old when his sister was born. Now the sum of their ages is 56. Write an equation to represent this problem. Let the sister's age be s.
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Ответ:
- Age Problems Objective: Solve age problems by creating and solving a linear equa- ... Six years from now the sum of their ages will be 79. How old are they now? 8. Jack is twice as old as Lacy. ... The sum of the ages of Elli and Dan is 56. Four years ago Elli was 3 times as old as Dan. How old are they now?
Ответ:
-1
Step-by-step explanation:
I just did it on edge and its correct 100%