Question

Aratati ca ecuatiile de mai jos sunt echivalente dar eu vreau rezolvate: 2x-1=3; 4x-2=6; -6x+3=-9; 2 radical din 3 x-radical din 3=radical din 27; x/2-1/4=3/4; 2x+6=10; -5x+3=-7

Answer 1

2x-1=3
2x=4
x=2

4x-2=6
4x=8
x=2

-6x+3= -9
-6x= -12
x=2

2√3x-√3=√27
2√3x-√3=3√3
2√3x=4√3
x=4√3/2√3
x=2

x/2-1/4=3/4
x/2=3/4+1/4
x/2=1
x=2

2x+6=10
2x=4
x=2

-5x+3= -7
-5x= -10
x=2