Question

[12+3×(16:f:4)×3]:7:3=1
[(60+g:6)×10-10]:10-6=54
(340+26×h:4+47):100-3=1
22-[59+2×(5+7×i)-1]:9=2
8+3×[4+5×(6+7×j)]-90=860
8+1×[8+8×(8+8×k)]+308=900
(1478-1125+l×2):7×4=500
17-4×[6-3×(m:4-15)]+95=100
627+4×[63-(17-n×3)]=835
160-477:[5-4:(8-o:1)]=1

Dau coroană
Pls

Answer 1

[12+3×(16:f:4)×3]:7:3=1
[12+3×(16:f:4)×3]:7=1x3
[12+3×(16:f:4)×3]:7=3
[12+3×(16:f:4)×3]=3x7
12+3×(16:f:4)×3=21
3×(16:f:4)×3=21-12
9×(16:f:4)=9
16:f:4=9:9
4:f=1
f=1x4
f=4

[(60+g:6)×10-10]:10-6=54
[(60+g:6)×10-10]:10=54+6
[(60+g:6)×10-10]:10=60
[(60+g:6)×10-10]=60x10
(60+g:6)×10-10=600
(60+g:6)×10=600+10
(60+g:6)×10=610
60+g:6=610:10
60+g:6=61
g:6=61-60
g:6=1
g=1x6
g=6

(340+26×h:4+47):100-3=1
(340+26×h:4+47):100=1+3
340+26×h:4+47=4x100
340+26×h:4+47=400
26×h:4=400-340-47
26×h:4=13
h:4=13:26
h:4=0,5
h=0,5x4
h=2

22-[59+2×(5+7×i)-1]:9=2
[59+2×(5+7×i)-1]:9=22-2
[59+2×(5+7×i)-1]:9=20
[59+2×(5+7×i)-1]=20x9
59+2×(5+7×i)-1=180
2×(5+7×i)=180-59+1
2×(5+7×i)=122
(5+7×i)=122:2
5+7×i=61
7×i=61-5
i=56:7
i=8

8+3×[4+5×(6+7×j)]-90=860
3×[4+5×(6+7×j)]=860-8+90
3×[4+5×(6+7×j)]=942
4+5×(6+7×j)=942:3
5×(6+7×j)=314-4
5×(6+7×j)=310
(6+7×j)=310:5
6+7×j=62
7×j=62-6
j=56:7
j=8

8+1×[8+8×(8+8×k)]+308=900
1×[8+8×(8+8×k)]=900-8-308
8+8×(8+8×k)=584
8×(8+8×k)=584-8
8+8×k=576:8
8×k=72-8
8×k=64
k=64:8
k=8

(1478-1125+l×2):7×4=500
(1478-1125+l×2):7=500:4
(1478-1125+l×2)=125x7
1478-1125+l×2=875
353+lx2=875
lx2=875-353
lx2=522
l=522:2
l=261

17-4×[6-3×(m:4-15)]+95=100
4×[6-3×(m:4-15)]=17+95-100
[6-3×(m:4-15)]=12:4
6-3×(m:4-15)=3
3×(m:4-15)=6-3
3×(m:4-15)=3
m:4-15=3:3
m:4=1+15
m:4=16
m=16x4
m=64

627+4×[63-(17-n×3)]=835
4×[63-(17-n×3)]=835-627
[63-(17-n×3)]=208:4
63-(17-n×3)=52
17-n×3=63-52
17-n×3=11
nx3=17-11
nx3=6
n=6:3
n=2

160-477:[5-4:(8-o:1)]=1
477:[5-4:(8-o:1)]=160-1
477:[5-4:(8-o:1)]=159
[5-4:(8-o:1)]=477:159
5-4:(8-o)=3
4:(8-o)=5-3
4:(8-o)=2
8-o=4:2
8-o=2
o=8-2
o=6