Help subtract (xsquared +43x10)-(10xsquared-5x+10 express the answer in standard form

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asked Nov 17, 2020 186k views

2 votes

Help subtract (xsquared +43x10)-(10xsquared-5x+10 express the answer in standard form

Mathematics
middle-school

Akash Shrivastava asked

by Akash Shrivastava

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1 Answer

6 votes

Answer:

$\large\boxed{(x^2+43x+10)-(10x^2-5x+10)=-9x^2+48x}$

Explanation:

$(x^2+43x+10)-(10x^2-5x+10)\\\\=x^2+43x+10-10x^2-(-5x)-10\\\\=x^2+43x+10-10x^2+5x-10\qquad\text{combine like terms}\\\\=(x^2-10x^2)+(43x+5x)+(10-10)\\\\=-9x^2+48x$

Whymess answered Nov 23, 2020

by Whymess

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