Question

si 3(2-x) < ó = 5(x-2), entonces x es igual a ?

Answer 1

3( 2 -x )≤ 5( x- 2)
6 -3x ≤ 5x -10
6+10 ≤ 5x +3x
16 ≤ 8x
16/8 ≤ x
2≤ x
x≥ 2
solucion [ 2 , infinito)

Answer 2

3(2-x) ≤ 5(x-2)
6 - 3x ≤ 5x - 10
-3x - 5x ≤ -10 - 6
(-8x ≤ -16) * -1
8x ≥ 16
x ≥ 16/8
x ≥ 2
Sol. [2 , +inf.[