Respuesta :
Answer:
it should be+9
Step-by-step explanation:
this is because when we multiply(-) with (-) it will be (+)
Yes it is false because if u take it out of the parenthesis and add a 0 in front of the negative sign it would be the saying “keep change change “ and it would look like this 0 - - 9 to this 0 + -9 which would equal -9 and the opposite is +9