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Andy is 8 years younger than her brother Tyler. The sum of their ages is 34. Define a variable and then write and solve an equation to find Andy’s and Tyler’s ages.

Solution

Solution

Andy^{'} s age is : 13

Tyler^{'} s age is : 21

Solution steps

Translate the problem into an equation:

x + x + 8 = 34

Solve for

x, x + x + 8 = 34 : x = 13

Find age

Andy^{'} s age is : 13

Tyler^{'} s age is : 21

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