Respuesta :

minus 8 oth sides
|3y-5|=7

assume that if you have
|x|=y
assume
x=y and x=-y are 2 solutions

3x-5=7 and
3x-5=-7
solve

3x-5=7
3x=12
x=4

3x-5=-7
3x=-2
x=-2/3

x=4 or -2/3