Question

解不等式组5x-2>3(x+1),1/2x+1≥5-3/2x,并把解集在数轴上表示出来

RT

Answer 1

①5x-2>3(x+1)

    2x  >5

       x>5/2

②1/2x+1≥5-3/2x

      2x≥4

        x≥2

所以x>5/2

Answer 2

①5x-2>3x+3
2x>5
x>5/2
②1/2x+1≥5-3/2x
2x≥4
x≥2

Answer 3

ger