Question

2(x-4,5)<_x+1
Pls rapid

Answer 1

$\it 2(x-4,5)\leq x+1\Rightarrow2x-9\leq x+1 \Rightarrow 2x-x\leq 1+9 \Rightarrow x\leq 10\Rightarrow\\ \\ \Rightarrow x\in(-\infty,\ \ 10]$

Answer 2

Răspuns:

2X-9≤-X+1  ;   2X+X<1+9 ;   3X<10 ; X<10/3 ;  X∈(-∞;10/3)

Explicație pas cu pas: