Question

A inequaçao -5(2x+3) ≤ 3(2-5x) +4 tem por soluçao?

Answer 1

-10x-15<6-15x+4

5x-15-10<0

5x<25

x menor ou igual a 5

Answer 2

-5(2x+3) ≤ 3(2-5x) + 4

- 10x - 15 ≤ 6 - 15x + 4

- 10x + 15x ≤ 6 + 4 + 15

5x ≤ 25

x ≤ 25 / 5

x ≤ 5