Respuesta :
x would equal 4.
I hope this helps :)
because if you do 9 times x it = 9x and 9 times -18
9x -18=18
9x=18+18
9x=36
x would equal 4
I hope this helps :)
because if you do 9 times x it = 9x and 9 times -18
9x -18=18
9x=18+18
9x=36
x would equal 4