1)350/5*3=210 кг очищенных орехов
2)210/0,175=1200 пакетиков
<span>1)(3-4x)(2+3x)=0
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3-4х₁=0 х₁=3/4
2+3х₂=0 х₂=-2/3
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2) |-3,5| * |x|=|7|
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</span><span>IxI=7:3.5 x=2
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3)|-4|= |x| * |-24|
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IxI=4:24 x=1/6
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4) 2(y-3) - (y+1)= 10
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</span>2у-6-у-1=10
у=17
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5) 4(x-5) - (x+12)=9
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4х-20-х-12=9
3х=41
х=13 2/3
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3/4x = 1/8
4x = 3×8
4x = 24
x = 24/4
x = 6
3x/1 = 6/4
3x/1 = 3/2
3x × 2 = 3
6x = 3
x = 3/6
x = 1/2
x = 0,5
16,8:6=2,8*0,25=0,7 , вот твой ответ