Question

¡URGENTE!
Resolva as seguintes inequações, em R:
a) 2x +1 < x + 6
( ) x<5
( ) x<10
b)2(x + 3) > 3 (1 - x)
( ) x>-3/5
( ) x>=5/3​

Answer 1

a) 2x +1 < x +6

2x - x < 6 - 1

x < 5

b) 2.(x +3) > 3.(1-x)

2x +6 > 3 - 3x

2x +3x > 3 - 6

5x > - 3

x > - 3/5

Answer 2

Resposta:

2x+1 < x+6

2×+×<6-1

3×<5

×<5/3