Answer:
Inequality which are true for x = 20:
Option A, C and D are true
Step-by-step explanation:
Given: Value of x =20
Option A:
[tex]x+30<3x[/tex]
Substitute the value of x =20
[tex]20 + 30 < 3(20)[/tex]
50 < 60 True.
Option B:
[tex]x-5<2x-35[/tex]
Substitute the value of x =20
[tex]20 - 5< 2(20) - 35[/tex]
15 < 5 False.
Option C:
[tex]\frac{x}{4}<x- 12[/tex]
Substitute the value of x =20
[tex]\frac{20}{4} < 20-12[/tex]
5< 8 True.
Option D:
[tex]2x<x +22[/tex]
Substitute the value of x =20
[tex]2(20) < 20+22[/tex]
40 < 42 True.
