Question

1. (10x² + 5x -3) + (7x2 -2x+7)​

Answer 1

Answer:

Here is ur answer mate. Hope it helps u !!

And the part that is cut out in the pic ; all the cut out parts is no. 7

Answer 2

$\huge\mathfrak\purple{Answer}$

$(10 {x}^{2} + 5x - 3) + (7 {x}^{2} - 2x + 7) \\ 10 {x}^{2} + 5x - 3 + 7 {x}^{2} - 2x + 7 \\ 10 {x}^{2} + 7 {x}^{2} + 5x - 2x - 3 + 7 \\ 17 {x}^{2} + 3x + 4$