What is the sum of the polynomials? (7x2 - 4x2) + (2x2 - 4x2)
O 5x
O 9x
O 5X? - 8x2
O 9x2 - 8x2

9x2 - 8x2

Step-by-step explanation:

(7x^2 - 4x^2) + (2x^2 - 4x^2)

9x^2 - 8x^2

x^2

sss (side, side, side)

sas (side, angle, side)

asa (angle, side, angle)

aas (angle, angle, side)

hl (hypotenuse, leg)

step-by-step explanation: the answer is 27. first multiply .32 by 25 which equals 8. then add 8 to 25 which gives you 33. then you subtract that from 6 since she gave 6 to her brother.

,, add !