Question

E)3×+4(×+2)=2(×+9)

F)2(×-6)+7×=5-3(×-2)
Preciso rápido!!!!!!!

Answer 1

Resposta:

E)3×+4(×+2)=2(×+9)

3x +4x+8 = 2x+18

3x+4x-2x = 18 - 8

5x = 10

x = 10÷5

x = 2

F)2(×-6)+7×=5-3(×-2)

2x-12+7x=5-3x+6

2x+3x+7x=12+5+6

12x= 23

x = 1,916667