Question

7x-1+7x+1=50 me ajudem

Answer 1

7x-1+7x+1=50

7x+7x=50+1-1

14x=50+0

14x=50

x=50/14

x=25/7

espero ter ajudado!

Answer 2

7x-1+7x+1= 50
14x= 50
x= 50/14