Respuesta :

21y-7=119
+7 +7
21y = 126
21y 21y
Y=6
bobross43

Answer:

y=6

Step-by-step explanation:

7(3y-1)=119      multiple 3y and -1 by 7

21y-7=119        add 7 to 119

21y=126          divide 126 by 21

y=6

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