lyxilou lyxilou

10-09-2018
Mathematics

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Alex was visiting his uncle joe for summer break. Combined, they are 70 years old. Uncle Joe is 4 times as old as Alex. Create an equation and determine how old Alex and Uncle Joe are.

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Architechtor Architechtor

10-09-2018

x = age of Alex

4x + x = 70

5x = 70

x = 14 = Alex's age

4x = 56 = Alex's uncle's age

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