duncanreleford duncanreleford

04-10-2017
Mathematics

contestada

im supposed to distribute ans solve this 18-3(y+6)=21

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theoooooo theoooooo

04-10-2017

9y + 3(y + 6) = 15y + 21 Reorder the terms: 9y + 3(6 + y) = 15y + 21 9y + (6 * 3 + y * 3) = 15y + 21 9y + (18 + 3y) = 15y + 21 Reorder the terms: 18 + 9y + 3y = 15y + 21 Combine like terms: 9y + 3y = 12y 18 + 12y = 15y + 21 Reorder the terms: 18 + 12y = 21 + 15y Solving 18 + 12y = 21 + 15y

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zzoeewatson zzoeewatson

04-10-2017

y=-7 would be the solution

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