Problem

x513=7

Answer

Expert–verified
Hide Steps
Answer

\boxed{x=100}

Steps

Step 1 :x513+13=7+13

Step 2 :x5=20

Step 3 :5x5=205

Step 4 :x=100

Step 5 :100513=7

Step 6 :2013=7

Step 7 :\boxed{x=100}

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