Question

Va rog măcar câteva dintre ele

Answer 1

a)a=4
b)b=4
c)c=30
d)d=8
e)e=24
f)f=9
g)g=55
h)h=293
i)i=4
j)j=9
k)k=6
l)l=3
m)m:7+(369-212)=164
m:7+157=164
m:7=7
m=49
n)n=12
o)o=10
p)(p+196)×5=32030
p+196=6406
p=6210
q)1070-q=693
q=377
r)r×r=729-648
r×r=81
r=9

Answer 2

a)1×2×3×a=24
a=24:6
a=4
b)b×2×5=40
b=40:10
b=4
c)c:2:3=5
c=5:5
c=1
d)27:3:3×d=6×4
9:3×d=6×4
d=3=24
d=24:3
d=8
e)e:8+2000=2003
e=250
e=2003-250
e=1753
f)(6×6-27)×f=81
f=9
f=81:9
f=9
g)(394-123-g):2=108
g=271 :2=108
g=271-54
g= 217
h)6×5:10+h=296
h=30:10=296
h=296-3
h=293