Question

(5e^2- e - 7) - (-2e^2+ 3e + 4)

Answer 1

Explanation:

5e^2-e-7+2e^2-3e-4

7e^2-4e-11

7e^2+7e-11e-11

7e(e+1)-11(e+1)

(7e-11)(e+1)

Answer 2

7e^2-4e-11

Explanation:

(5e^2-e-7)-(-2e^2+3e+4)

5e^2-(-2e^2)-e-3e-7-4

5e^2+2e^2-4e-11

7e^2-4e-11