Question

resolva a inequaçao
a) 3×<21
b) 2×>10
c) 5×-8<12

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Answer 1

Resposta:

Olá,

• a) 7

• b) 5

• c) 4

♪ a)

3x < 21

x < 21/3

x < 7

♪ b)

2x > 10

x > 10/2

x > 5

♪ c)

5x - 8 < 12

5x < 12 + 8

5x < 20

x < 20/5

x < 4

Ω | Ass: Gold Man | Ω

Espero ter ajudado!