Respuesta :

2y-4=y+18
+4 +4
2y=y+24
-y -y
y=24
Dead3ill

Answer:

SU = 22

Step-by-step explanation:

SU = ST + TU

Also , SU = 2y - 4 ; ST = y ; TU = 18

So,

[tex]2y - 4 = y + 18[/tex]

[tex] = > 2y - y = 18 + 4[/tex]

[tex] = > y = 22[/tex]

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