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3x/16+2y/7=420 x+y=1800 please detailed solution |
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Answer» Answer: 960,840 Step-by-step EXPLANATION: x+y=1800 y=1800-x ------------- 3x/16+2y/7=420 3x/16+2y/7=420 21x+32y/112=420 21x+32y=420×112 21x+32y=47040 21x+32 (1800-x)=47040 21x+57600-32x=47040 11x=10560 x=960 ------------ x+y=1800 960+y=1800 y=1800-960 y=840 ---------- x=960 y=840 Follow For More.... |
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