Mathematics, 07.01.2021 03:10, rex1578

If you add Natalie's age and Fred's age, the result is 42. If you add Fred's age to 3 times Natalie's age, the result is 70. Write and solve a system of equations to find how old Fred and Natalie are. Please explain how the answer was reached

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If you add Natalie's age and Fred's age, the result is 42. If you add Fred's age to 3 times Natalie'...