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3(y+6)=30 how do you solve?

16 Answers

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  • Anonymous
    1 decade ago
    Favorite Answer

    Easy Y=4 6 plus what times 3 is 30?.................

  • 1 decade ago

    3(y+6)=30

    1. Multiply 3*y= 3y

    2. Multiply 3*6=18

    3. You now have 3y + 18 =30

    4. Move 18 to the other side of the equation by subtracting 3y=30-18

    5. 3y=30-18 or 3y=12

    6. Divide both sides by 3: 3y/3=y and 12/3=4

    7. Hence y=4

    To check 3(4+6)=30 or 3(10)=30

  • 1 decade ago

    3(y+6)=30

    3y + 3*6 =30

    3y + 18 =30

    3y +18 -18 =30 - 18

    3y = 12

    3y/3=12/3

    y=4

  • 1 decade ago

    First , multiple 3 into the bracket just like this answer : 3y+18=30. Then , let 18 go behind to 30 like this : 3y=30-18 . Lastly , 3y=12 , y=4

    Source(s): Math
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  • 1 decade ago

    okay, you need to find out what y is. 4+6=10, 10*3=30 so y is 4

  • 1 decade ago

    12 because u use the distributive property and the left side becomes 3y+18=30 and u subtract 18 making 3y equal to 12 and if you divide by 3 you get 4

  • 1 decade ago

    3y + 18 = 30

    3y = 12

    y = 12/3 = 4

  • 1 decade ago

    Always Start with the brackets first. it this case, 'y' = 4

    3(4+6)=30

  • Anonymous
    1 decade ago

    y+6 = 10

    y = 4

  • 1 decade ago

    3y+18=30

    3y=30 -18

    3y=12

    y=4 is the answer

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