Question

what must be added 7 x square + 11 x + 32 to get 10 x square - 7 x minus 15​

Answer 1

-1

Explanation

7x7+32x=10×10-7x-15

61+25=100-15

86=85

Therefore answer = -1

Mark it as brainliest please

Answer 2

Answer:

Y=3X^2-18X-47

Step-by-step explanation:

LET US TAKE THE UNKNOWN NUMBER TO BE 'Y'

7X^2+11X+32 + Y=10X^2-7X-15

Y= 10X^2-7X-15-(7X^2+11X+32)

  = 10X^2-7X-15-7X^2-11X-32

Y=3X^2-18X-47