Question

1035 пожалуйста помогите

Answer 1

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

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

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