Write in Standard Form (5x^2-9)+(-10x+7)

$(5 x^{2} - 9) + (- 10 x + 7)$

Step 1

To write a polynomial in standard form, simplify and then arrange the terms in descending order.

$a x^{2} + b x + c$

Step 2

Add $- 9$ and $7$ .

$5 x^{2} - 10 x - 2$