Question

5 (x +4)+5 x=19(x-2)+100

Answer 1

Resposta:

x=-14/3

Explicação passo-a-passo:

5.(x +4)+5 x=19.(x-2)+100

5x +20+5x= 19x-38+100

5x+5x+20=19x+62

10x+20=19x+62

10x-19x=62-20

-9x= 42

x=-42/9

Simplificando :

x=(-42÷3)/(9÷3)

x=-14/3