Question

Rezolvati ecuatile : 2( 1-2x) - 3( 1-3x)=4 ;b)3x -1 =0 c) 9x +18= 0 d) 2(x-9)=2x+1 e) 2(x+1)=3 (x-1)

Answer 1

2-4x-3+9x==4
5x=4-2+3
x=1

b) 3x=1
x=1/3

c)9x=-18
x=-2

d)2x-18=2x+1
ecuatia cred ca nu e buna sau x nu are solutii

e)2x+2=3x-3
-x=-5
x=5
sper ca te-am ajutat!