Verified Answer :

apologiabiology

remember that you can do anyting to an equaiton as long as you do it to both sides

-2x+15=-3x+9
add 2x both sides
15=-x+9
minu s9 both sides
7=-x
times -1
-7=x

D1eformetal

-2x+3x=9-15


x=-6

Good Luck!

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