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Answer:
b= 8.77
Explanation:
b can be solved as :
13.65=b+4.88 .... given
13.65 - 4.88 =b .... taking 4.88 to the left and it change it's sighn as it pass through equal sighn.
8.77
Solve for b by simplifying both sides of the equation, then isolating the variable.
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