Answer :
(-4.8y + 20.1) - (12.7y + 9.3) =
= -4.8y + 20.1 - 12.7y - 9.3 =
= -17.5y + 10.8
= -4.8y + 20.1 - 12.7y - 9.3 =
= -17.5y + 10.8
[tex](-4.8y + 20.1) - (12.7y + 9.3)= -4.8y + 20.1 - 12.7y - 9.3=\\ \\=-17.5y+10.8[/tex]