Question

a. 3(1 - x) < -9
b. 5(x - 2) - 5x > 4
c. 2x - 6 ≤ 2(x - 3)

Answer 1

Resposta:

a) -3x + 3 < 9

-3x < 9 - 3

-3x < 6

x > -2

b) 5x - 10 - 5x > 4

5x - 5x > 4 + 10

0 > 14

c) 2x - 6 < 2x - 6

2x - 2x < 6 - 6

0

Explicação passo-a-passo: