Respuesta :

twvogels
Start with the given equation:
[tex]2y+7[/tex]
Substitute known values:
[tex]2(-3)+7[/tex]
Evaluate:
[tex]-6+7=1[/tex]


Similarly:
[tex]-4y-10[/tex]
[tex]-4(-3)-10[/tex]
[tex]12-10=2[/tex]
musiclover10045

replace y with -3

2y + 7 becomes 2(-3) + 7 = -6 +7 =1

-4(-3)-10 = 12-10 = 2