👤

va rog mult mulllt mult mult heeeeelllllpppppp ppppplllllssssss

Va Rog Mult Mulllt Mult Mult Heeeeelllllpppppp Ppppplllllssssss class=

Răspuns :

a):5x-32=68
   5x=100
   x=20
b):56:(14-y)=8
     14-y=7
      y=7
c):(z:9)x15=75
     z:9=5
     z=45

d):(410-t):7=50
      410-t=350
      t=60

a)5x-32=68
5x=100
x=100:5
x=20
b)56:(14-y)=8
14-y=7
y=7
c)(z:9)x15=75
z:9=5
z=45
d)(410-t):7=50
410-t=350
t=60