Solve by cross multiplication method: 3x + 5y = 21; −7x − 6y = −49
PLS SEND THIS ANSWER BY SOLVING THE ALGEBRIC EQUATION BY CROSS MULTIPLICATION METHOD. DONT SOLVE THIS ELIMINATION METHOD. AND ALOS STEP BY STEP EXPLANATION. AND ALOS DONT SEND UNWANTED ANSWER. IF U KNOW THE ANSWER PLS REPLY OR JUST LEAVE
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