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6y-(3y+10) = 3y-10 How is it that it is 3y-10 not 3y+10?
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6y-(3y+10) = 3y-10 How is it that it is 3y-10 not 3y+10?

User Heits
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1 Answer

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As there is a minus sign in front of the brackets, to expand them you must multiply by -1.
User Tukaram Patil Pune
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