Question

Resolva as inequações

A) 5x - 2< 7x - 4

B) 5x-5> 10

C) x- 3 < 2x + 3

Answer 1

Resolva as inequações


A) 5x - 2< 7x - 4

5x-7x<-4+2

-2x<-2.(-1)

x>2/2

x>1


B) 5x-5> 10

5x>10+5

5x>15

x>15/5

x>3


C) x- 3 < 2x + 3

x-2x<3+3

-x<6.(-1)

x>-6

espero ter ajudado!

bom dia!

Answer 2

A) - 2 + 4 < 7x - 5x
2 < 2x
1 < x

B) 5x > 10 + 5
5x > 15
x > 3

C) - 3 - 3 < 2x - x
- 6 < x