Solve each equation and check your solution.

Mathematics

1 answer:

Korolek [52]3 years ago

4 0

Answer:

1. w= 2/7

2. x= 11

3. z =20

Step-by-step explanation:

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

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Answer:

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

Step-by-step explanation:

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

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Step-by-step explanation:

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