Question

(A) 2x + 40 <130.
(B) x + 40 < 130.
(C) 2x + 20 < 130.
(D) x + 20 < 130​

Answer 1

Resposta:

Explicação passo-a-passo:

Roii

A) 2x < 130 - 40

2x < 90

x < 90/2

x < 45

B) x < 130 - 40

x< 90

C) 2x< 130 - 20

x < 110/2

x< 55

D)x < 130 - 20

x< 110

Espero ter ajudado!

Answer 2

a)

2x + 40 < 130

2x < 130 - 40

2x < 90

x < 90 / 2

x < 45

b)

x + 40 < 130

x < 130 - 40

x < 90

c)

2x + 20 < 130

2x < 130 - 20

2x < 110

x < 110 / 2

x < 55

d)  

x + 20 < 130

x < 130 - 20

x < 110