Question

2(2x+7)+3(3x-5)=3(4x5)-1 resolva a equacao

Answer 1

Olá !


Resolução :


2(2X + 7) + 3(3X - 5) = 3( 4 • 5 ) - 1

4X + 14 + 9X - 15 = 3(20) - 1

4X + 14 + 9X - 15 = 60 - 1

4X + 9X = 60 - 1 + 15 - 14

13X = 59 + 15 - 14

13X = 74 - 14

13X = 60

X = 60/13



Resposta :


S = { 60/13 }