2 years ago

Someone please help <33

Mathematics

1 answer:

Troyanec [42]2 years ago

7 0

Distribute

4x(2x^2-4x+5)-5x(2x+6)

8x^3-16x^2+20x-10x^3-30x

Combine Like Terms

8x^3-16x^2+20x-10x^3-30x

-2x^3-16^2+20x-30x

Combine like terms

-2x^3-16x^2 +20x-30x

-2x^3-16x^2-10x

Common factor

Factor by grouping

-2x^3 - 16x^2-10x

Find one factor

-2(x^3+8x^2+5x)

--------------

<h2>Your answer: -2x(5x^2+4x+5)</h2><h2>(Simplified = 10x^3 + 8x^2 + 10x)</h2>

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2 years ago

What mistake did this student make?

Novay_Z [31]

X=-2 not 2.

EXPLANATION:

x-2y=12
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2 years ago

What is the constant of proportionality in this graph?

lana [24]

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Step-by-step explanation:

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3 years ago

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Step-by-step explanation:

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3 years ago