Question

What value of x is in the solution set of -5x-15>10+20

Answer 1

x< -9

Explanation:

-5x>10+20+15

-5x>45

-5x/-5<45/-5

x<-9

Answer 2

Resposta:

x = 1

Explication

10x – 9 = x *

10x - x = + 9

9x = 9

x = 9 / 9

x = 1

S= { 1 }