Question

e urgent !! dau coroana . va rog ajutati-ma

Answer 1

f).

104:[(x-3x8)x2:8]=13
inlocuim paranteza  patrata cu a

104:a=13
a=104:13 
a=8
[(X-3x8)x2:8]=8
inlocuim paranteza rotunda cu b
bx2:8=8
bx2=8x8
bx2=64
b=64:2
b=32

x-3x8=32
x=32+3x8
x=32+24
x=56