Question

7 (x-4)<2x-3 inequacao

Answer 1

7(x-4) < 2x-3

7x-28 < 2x-3

7x-2x < -3+28

5x < 25

  x < 25/5

  x < 5

Resposta → S= {x ∈ R | x < 5}

Answer 2

Vamos lá

Calculo:

7 ( X - 4 ) < 2X - 3

7X - 28 < 2X - 3

7X - 2X < - 3 + 28

- 5 X < - 25

X < - 25 / - 5

X < 5