Question

(7x2 + 4x + 10) - (3x2 + 2x - 6)

Answer 1

(7×2 + 4x + 10) - ( 3×2 + 2x - 6)

(14 + 4x + 10) - ( 6 + 2x - 6)

(4x + 14 +10) - ( 2x + 6 - 6)

(4x + 24) - ( 2x )

4x + 24 - 2x

4x - 2x + 24

2x + 24

Explanation:

clear bracket

All multiplication , subtraction and addition

should be first done in the bracket

After clearing bracket,

then subtract the left answer from the right answer

To get your final answer

Answer 2

4x^2 +2x +16

Explanation:

7x2 + 4x + 10) - (3x2 + 2x - 6)

Distribute the minus sign

7x2 + 4x + 10) - 3x2 - 2x + 6

Combine like terms

7x2 + 4x + 10)

- 3x2 - 2x + 6

-------------------------

4x^2 +2x +16