If the symbols are replaced as follows: ÷ \div ÷ means − - − , − - − means × \times × , × \times × means + + + , and + + + means ÷ \div ÷ , what is th...

Question

If the symbols are replaced as follows: ÷\div means -, - means ×\times, ×\times means ++, and ++ means ÷\div, what is the value of the expression:

77÷7×1749+7=?77 \div 7 \times 17 - 49 + 7 = ?

Options

A.

$189$

B.

$119$

C.

$145$

D.

$169$

symbol replacementoperator substitutionarithmetic operationsexpression evaluation

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