Question

Resolva as inequações

a) 4x+6<0

b) 5x +7 > 0


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Answer 1

Resposta:

a.

$4x + 6 < 0\\4x < -6\\x < -\frac{6}{4} \\x < -\frac{3}{2}$

b.

$5x + 7 > 0\\5x > -7\\ x > -\frac{7}{5}$