Question

SALUT
rezolvati in R ecuatia
a)3-6x=2-4x
b)2x+(3-6x)-17
c)2(x+1)=3(x-1)
d)$\frac{1}{5} (2x-1)=4$
f)2(x+1)=4-(1-2x)

Answer 1

a) 3-6x=2-4x
-6x+4x=2-3
-2x=-1
x=1/2=0.5
b)2x+(3-6x)=17
-4x=17-3
-4x=14
x=-14/4=-7/2=-3.5
c)2x+2=3x-3
2x-3x=-3-2
-x=-5
x=5
d)2x-1=20
2x=21
x=21/2
f)2x+2=4-1+2x
0=1??)