Question

5(x+1)+6(x+2)=9(x+3)

Answer 1

5 ( x + 1 ) + 6 ( x + 2 ) = 9 ( x + 3 )

5x + 5 + 6x + 12 = 9x + 27

5x + 6x - 9x = 27 - 5 - 12

2x = 10

X = 10/2

X = 5

Answer 2

5(x+1)+6(x+2)=9(x+3)

5x+5+6x+12=9x+27

5x+6x-9x=27-12-5

2x=10

x=10/2

x=5

Resposta:  5