Question

Am nevoie de ajutor urgent​

Answer 1

Răspuns:

Explicație pas cu pas:

b)2*x+23=91 ->2*x=91-23->>2*x=68 ->>>x=34

c)327-3*x=15+48 ->>327-3x=63->>>327-63=3x =>>>3x=264->>>x=88

d)15+(x+2)+21=47 ->>(x+2)+15+21=47->>x+2=47-15-21=>>x+2=32-21->>

x+2=11->>>x=11-2 =>>x=9

e)2*x+37=79-14 ->>2*x+37=65 ->>2*x=65-37 ->>2*x=28 ->>x=14

f)32+(2*x-5)=63+14->>>(2*x-5)+32=77->>>2*x-5=77-32 ->>2*x-5=45-->>2*x=45+5->>>>2*x=50 ->>>x=25