Question

Resolva as inequações
a)5x-1>_9
b)3x+4>7-3-1
c)2x+4 <0
d)3 (x-2)<7x-2x

Answer 1

Resposta:

a)5X-1>9

X>10/5

X>2

b)3x+4>7-3-1

3x+4>2

3x>2-4

X>2/3

c)2X+4<0

X< -4/2

X> -2

d)3x-6<7x-2x

3X-7X-2x<6

-6X<6

X> -1