Question

oblicz
a) |3(x-1)+5x|=6
b) |3x-2| = |x+1|
c)|x-4| 3
d) |x+1| 5

Answer 1

a)3x-3+5x=6  3x+5x=6+3   8x=9/:8   x=9/8

b.2x=3 /:2   x=3/2

c.x7

d.x4

 

Chyba dobbrze. .