Isuckatmath908 Isuckatmath908

22-03-2016
Mathematics

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If three times Linda's age is decreased by 36,the result is twice Linda's age.How old is linda

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apologiabiology apologiabiology

22-03-2016

x=lindas age
3 times lindas age (3 time x or 3x) is decreased by 36 (-36), the result (=) is twice lindas age (2 times x or 2x)

now we have
3x-36=2x
subtract 2x
x-36=0
add 36
x=36
age=36

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