find the value of y: 3y+7=28
3
4
7
None of these
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Answer:
7
Step-by-step explanation:
3y+7=28
3y=28-7
3y=21
y=21/3
y=7
Answer:
[tex]3y + 7 = 28 \\ 3y = 28 -7 \\ 3y = 21 \\ y = 7[/tex]