4 years ago

PLEASE HELP I NEED IT VERY QUICKLY

Mathematics

1 answer:

OLga [1]4 years ago

3 0

what is part b???

Someone hELP PLEASEEEE

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Rewrite the expression using Distributive Property, then simplify:<br><br> -2(-x+3y)-3(x-5y)

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-2(-x) - 2(3y) - 3(x) + 3(5y)
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3 years ago

Please help me with this question

gladu [14]

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3 years ago

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faltersainse [42]

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Step-by-step explanation:

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3 years ago

Can someone help me with #2? Please explain what you did.

Korvikt [17]

$\bf 64x^6-27y^3\qquad 
\begin{cases}
64x^2\implies 2^6x^6\implies (2^2x^2)^3\implies (4x^2)^3\\
----------\\
27y^3\implies 3^3y^3\implies (3y)^3
\end{cases}
\\\\\\
(4x^2)^3-(3y)^3\\\\
-----------------------------\\\\
\textit{difference of cubes}
\\ \quad \\
a^3+b^3 = (a+b)(a^2-ab+b^2)\qquad
(a+b)(a^2-ab+b^2)= a^3+b^3 \\ \quad \\

a^3-b^3 = (a-b)(a^2+ab+b^2)\qquad
(a-b)(a^2+ab+b^2)= a^3-b^3\\\\
-----------------------------\\\\
$

$\bf (4x^2-3y)[(4x^2)^2+(4x^2)(3y)+(3y)^2]
\\\\\\
(4x^2-3y)(16x^4+12x^2y+9y^2)$

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3 years ago

2(3x+6)=18 <br> what is the answer in linear equations?

Verizon [17]

Answer:

The answer in linear equation is 1.

Step-by-step explanation:

First, we multiply the 2 inside of the brackets,

2(3x + 6) = 18

6x + 12 = 18

6x = 18 - 12

6x = 6

x = 6/6

x = 1.

6 0

4 years ago