Question

Subtract the sum of 5y² + y -3 and y² -3y +7 from 6y² +y -2

Answer 1

Answer:

5y² + y -3 _ _ _ ( 1 )

y² - 3y + 7 _ _ _ ( 2 )

6y² + y - 2 _ _ _ ( 3 )

Adding eq 1 and 2

= 6y² - 2y + 4 _ _ _ ( 4 )

Substracting eq 3 and 4

= - 3y + 6

3y = 6

y = 6/3

y = 2

So , y = 2