Question

subtract 6x² - 7x + 5 from the sum of 4x² - 5x + 7 and 8-3x² - 4x​

Answer 1

Answer:

-5x² -2x +10

Step-by-step explanation:

Step -I

(4x² -5x +7) + (8 -3x² -4x)

= 4x² -5x +7 +8 -3x² -4x

= x² -9x +15

Step-II

(x² -9x +15) - (6x² -7x +5)

= x² -9x +15 -6x² -7x +5

= -5x² -2x +10

Hope it is helpful!