Ответ:
34
Решение:
4х6=24
10х1=10
24+10=34
Схема должно быть выглядит так:
о-черная смородина
О-красная смородина
о-о-о-о-о-о
о-о-о-о-о-о
о-о-о-о-о-о
о-о-о-о-о-о
О-О-О-О-О-О-О-О-О-О
5537-49122÷9+44528÷968×1809÷3618=102
4+4=8,4×2=8,2×4=8,8×1=8,8:1=8
<span>
</span><span><span><span><span>
<span><span><span /></span></span><span>1)(1.8+х)*21=71.4
</span><span><span><span><span>((9/5)+x)*21
= 71.4
</span></span><span><span>
9/5+x)*21
= 71.4
</span></span></span></span>
<span><span><span><span>
21*x
= 33.6
</span></span></span></span>
<span><span><span><span>
x =
33.6 / (21)
</span></span></span></span>
<span><span><span><span>
x =
1.6
</span></span></span></span></span></span></span></span>
<span><span><span><span>
<span><span><span><span><span>2)16*(4*x-(17/5)) = 6.08</span></span></span></span></span>
<span><span><span><span>
16*4*x+16*17/5)
= 6.08
</span></span></span></span>
<span><span><span><span>
64*x
= 60.48
</span></span></span></span>
<span><span><span><span>
x =
60.48 / (64)
</span></span></span></span>
<span><span><span><span>
x =
0.945
</span></span><span><span>
<span><span><span><span><span>3)(x-1.25)*(4.5) = 27</span></span></span></span></span>
<span><span><span><span>
(x-1.25)*(9/2)
= 27
</span></span></span></span>
<span><span><span><span>
x-1.259/2
= 27
</span></span></span></span>
<span><span><span><span>
9*x/2
= 32.625
</span></span></span></span>
<span><span><span /></span></span>
<span><span><span><span>
x
= 32.625 / (9/2)
</span><span><span> x = 7.25</span></span></span></span></span>
<span><span><span /></span></span>
<span><span><span><span><span>4)(x+19.64)*0.18
= 144</span></span></span></span></span>
<span><span><span><span>
x*0.18+19.64*0.18
= 144
</span></span></span></span>
<span><span><span><span>
x
= 140.4648 / (0.18)
</span></span></span></span>
<span><span><span><span>
x
= 780.36
</span></span><span><span>
5)
<span>17 (1,6-5x) = 2.38</span>
<span><span><span><span>
17*(8/5-5*x)
= 2.38
</span></span></span></span>
<span><span><span><span>
-85*x
= -24.82
</span></span></span></span>
<span><span><span><span>
Разделим
обе части ур-ния на -85
</span></span></span></span>
<span><span><span><span>
x
= -24.82 / (-85)
</span></span></span></span>
<span><span><span><span>
x
= 0.292
</span></span></span></span><span>6) <span>9,66÷(x+0,17)=23</span></span>
9.66/(х+0.17)=23
9.66=(х+0.17)*23
<span>9.66=23х+3.91, 23х=5.75</span>
x
= 0.25
</span></span></span></span></span></span><span><span>
</span></span></span></span></span></span></span></span>
