Question

1035 пожалуйста помогите

Answer 1

1)
$\left \{ {{x-1\ \textgreater \ \frac{2x-0.5}{3} } \atop { \frac{7x+12}{8} \geq x+1 }} \right. \\\\ \left \{ {{3x-3\ \textgreater \ 2x-0.5 } \atop {7x+12\geq 8x+8 }} \right. \\\\ \left \{ {{x\ \textgreater \ 2.5 } \atop {-x\geq -4 }} \right. \\\\ \left \{ {{x\ \textgreater \ 2.5 } \atop {x \leq 4 }} \right. \\\\x\in[2.5;4]$
Ответ: 3, 4

2)
$\left \{ {{ \frac{9x-13}{8}\ \textgreater \ x-2 } \atop {1+x\ \textgreater \ \frac{10x+6}{9} }} \right. \\\\ \left \{ {{ 9x-13\ \textgreater \ 8x-16 } \atop {9+9x\ \textgreater \ 10x+6}} \right. \\\\ \left \{ {{ x\ \textgreater \ -3} \atop {-x\ \textgreater \ -3}} \right. \\\\ \left \{ {{ x\ \textgreater \ -3} \atop {x\ \textless \ 3}} \right. \\\\ x\in(-3;3)$
Ответ: -2, -1, 0, 1, 2

3)
$\left \{ {{x-1 \geq \frac{12x-15}{13} } \atop { \frac{3x+5}{4} \ \textgreater \ x+1}} \right. \\\\ \left \{ {{13x-13 \geq 12x-15} \atop {3x+5 \ \textgreater \ 4x+4}} \right. \\\\ \left \{ {{x\geq -2} \atop {-x\ \textgreater \ -1}} \right. \\\\ \left \{ {{x\geq -2} \atop {x\ \textless \ 1}} \right. \\\\ x\in[-2;1)$
Ответ: -2, 1, 0