Question

Encontre o valor de x

a) x - 6 = 10

b) 2x - 5 = 11

c) 2 . (3x + 4) = 20

d) 7x - 5 = 5x + 11

e) 2 . (3x + 1) = 10

Pfv quem for responder coloca calculos

​

Answer 1

Resposta:

Explicação passo-a-passo:

a) x-6=10

x=10+6

x=16

b)2x-5=11

2x=11+5

x=11+5/2

x= 8

c) 2.(3x+4)= 20

6+2x+8=20

2x= 20 - 14

2x= 6

x= 6/2

x= 3

d) 7x - 5 = 5x+11

7x-5x=11+5

2x= 16

x=16/2

x=8

e) 2.(3x+1)=10

6+2x+2= 10

2x= 10-8

x= 2/2

x=1