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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 4 times​ Natalie's age, the result is 84 . Write and solve a system of equations to find how old Fred and Natalie
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14 votes
14 votes
If you add​ Natalie's age and​ Fred's age, the result is 42 . If you add​ Fred's age to 4 times​ Natalie's age, the result is 84 . Write and solve a system of equations to find how old Fred and Natalie are

If you add​ Natalie's age and​ Fred's age, the result is 42 . If you add​ Fred's age-example-1
User Dwaddell
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2 Answers

19 votes
19 votes
N+F= 42 and F+( 4 x N) =84
User Hongxu Chen
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3.4k points
11 votes
11 votes
42 x 4 is 168 and 84 x 4 is 336
User Peace Ngara
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2.8k points
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