Question

Rezolvati in N:
a) 4(x+2)-2x<8.
b) 5(x+1)-4x>3
c) 2(2x+4)-3x>12
URGENT VA ROG!

Answer 1

a) 4(x+2)-2x<8
4x+8-2x<8
2x+8<8
2x<0
x<0

b)5(x+1)-4x>3
5x+5-4x>3
x+5>3

c) 2(2x+4)-3x>12
4x+8-3x>12
x+8>12
x>4

Answer 2

a. 4x+8-2x<8 2x-8<8 2x<16 X<8...x€{0,1,2,3,4,5,6,7} b. 5x+5-4x>3 x+5>3 x>2 X€{0,1,2,3...} c. 4x+8-3x>12 X+8>12 X>4 X€{0,1,2,3...}