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What is 15(y-4)-2(y-9)+5(y+6)=0

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What is 15(y-4)-2(y-9)+5(y+6)=0

Posted by 'Roshan' 'Sonekar' 5 years, 2 months ago

CBSE > Class 08 > Mathematics

1 answers

Yogita Ingle 5 years, 2 months ago

15(y-4)-2(y-9)+5(y+6)=0

15y - 15(4) - 2y + 2(9) + 5y + 30 =0

15y - 60 - 2y + 18 + 5y + 30 =0

15y - 2y + 5y - 60 + 18 + 30 =0

18y - 42 + 30 =0

18y - 12=0

18y = 12

y = 12/18 = 6/9

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