Răspuns :
Răspuns:
a) 1x2x3xa=24
6a=24
a=24:6=4
b)
bx2x5=40
10b=40
b=40:10=4
c)
c:2:3=5
c:2=3x5
c:2=15
c=15x2=30
d)
27:3:3xd=6x4
9:3xd=24
3d=24
d=24:3=8
f)
(6x6-27)xf=81
(36-27)xf=81
9f=81
f=81:9=9
h)
6x5:10+h=108
30:10+h=108
3+h=108
h=105
i)
[(124+692)-400x2]:i=4
(816-800):i=4
16:i=4
4i=16
i=16:4=4
j)
(24:3+45:5)+143=4j+124
8+9+143=4j+124
4j=36
j=36:9
j=4
n)
(n-45:9)x3=2185-2164
(n-5)x3=21
n-5=21:3
n-5=7
n=12
p)
(p-28:7+200)x5=32000+3x10
(p-4+200)x5=32000+30
(p+196)x5=32030
p+196=32030:5
p+196=6406
p=6406-196=6210
Explicație pas cu pas: