Question

What must be added to y3-y2 - 3y - 2 to get y2-5y+6?​

Answer 1

Answer:

let the no. to be added be x

so,

(y3-y2-3y-2)+(x)=y2-5y+6

x=(y2-5y+6)-(y3-y2-3y-2)

x=y2-5y+6-y3+y2+3y+2

x=y6-2y+8

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Answer 2

BASIC QUESTION SIMPLE ANSWER

THE EQUATION FORMED BY READING THE QUESTION IMPLIES THAT IF WE SUBTRACT EQUATION 1 FROM 2 WE WILL GET OUR ANSWER

WHERE y3-y2-3y-2 is EQUATION 1

AND y2-5y+6 is EQUATION 2

REFER TO THE IMAGE GIVEN IN ATTACHMENT