<span>8*x = 24
</span><span>x = 24 / (8)
</span><span>ответ: x = 3
</span>
<span>y:6=9
</span><span>y = 9 / (1/6)
</span><span>ответ: y = 54
</span>
<span>32:a=8
</span><span>Из a1/b1 = a2/b2 следует a1*b2 = a2*b1
</span><span>a1 = 1
</span><span>b1 = -1/8
</span><span>a2 = 1
</span><span>b2 = -a/32
</span>
<span>a = -1/8 / (-1/32)
</span><span> ответ: a = 4
</span>
<span>b*10 = 90
</span><span>b = 90 / (10)
</span><span>ответ: b = 9
</span>
<span>72:с=8
</span><span>a1 = 1
</span><span>b1 = -1/8
</span><span>a2 = 1
</span><span>b2 = -c/72
</span>
<span>c = -1/8 / (-1/72)
</span><span>ответ: c = 9
</span>
<span>d:5=8
</span><span>Разделим обе части ур-ния на 1/5
</span><span>d = 8 / (1/5)
</span><span>ответ: d = 40
</span>нажми лучший ответ