Question

a)5+3×>-31



b)14×+29<0



c)7-2×<9



d)1 + 2 × >3
2 3 2
​

Answer 1

Resposta:

a) x> -12

b) x< -29/14

c) x< 1

d) x> 1

Explicação passo-a-passo:

a) 5+3x > -31

3x > -31-5

x > -36/3

x > -12

b) 14x+29<0

14x<0-29

x<-29/14

c) 7-2x<9

2x<9-7

x<2/2

x<1

d) 1+2x>3

2x>3-1

x>2/2

x>1

Answer 2

Resposta:

Explicação passo a passo:

$a) 5+3x>-31\\\\\\3x>-31-5\\\\x>\frac{-31}{3} \\\\x>-12$

$b) 14x+29<0\\\\14x<-29\\\\\\\x<\frac{-29}{14}$

$c)7-2x<9\\\\\-2x<9-7\\\\\\-2x<2\\\\\x<\frac{2}{-2} \\\\x<-1$

$d)1+2x>3\\\\2x>3-1\\\\x>\frac{2}{2}\\\\x>1$