Respuesta :

Answer: 11x^2+48x

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Work Shown:

(x^2+43x+10) - (-10x^2-5x+10)
x^2+43x+10 - (-10x^2) -(-5x) -(10)
x^2+43x+10 + 10x^2+5x-10
(x^2+10x^2)+(43x+5x)+(10-10)
11x^2+48x+0
11x^2+48x

501stDeathtrooper

Answer:

11x^2 + 48x

Step-by-step explanation:

Above answer is right, took the test.