Respuesta :
Answer:
D) { x | x < 5}
Step-by-step explanation:
2(4 x + 3) < 5 x + 21
Distribute
8x +6 < 5x+21
Subtract 5x from each side
8x-5x+6 < 5x-5x+21
3x+6 < 21
Subtract 6 from each side
3x+6-6<21-6
3x <15
Divide each side by 3
3x/3 <15/3
x < 5
Answer:
D) { x | x < 5}
Step-by-step explanation:
2(4 x + 3) < 5 x + 21
Distribute
8x +6 < 5x+21
Subtract 5x from each side
8x-5x+6 < 5x-5x+21
3x+6 < 21
Subtract 6 from each side
3x+6-6<21-6
3x <15
Divide each side by 3
3x/3 <15/3
x < 5