2 years ago

I need help with this please !!!!

Mathematics

1 answer:

DiKsa [7]2 years ago

5 0

Break down the equation and do the steps

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Write the number with the same value as 28 tens

Tanya [424]

2 onea and 8 tens is a way to express it

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3 years ago

Read 2 more answers

e. 2y(y + 3)this is not a quiz it is an assignment that is due tomorrow and I Wil be grateful for anyhelp

Elena-2011 [213]

We need to multiply

$-2y(y+3)$

We need to use the distributive property to expand this:

$a(b+c)=ab+ac$

Let's multiply it out using this property, to get our answer:

$\begin{gathered} -2y(y+3) \\ =-2y(y)+(-2y)(3) \\ =-2y^2-6y \end{gathered}$

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1 year ago

15. Simplify the expression below. Show your work. –(–7y + 12)

melisa1 [442]

The answer to your question would be 7y - 12.If you need more information on the steps needed to simplify the expression go to the link provided in the comments.

Hope this answer has helped you. If it has, please help me out by giving this answer brainliest. Thanks.

Have an awesome day.

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2 years ago

What is the volume of a cone with a diameter of 30 feet and a height of 60 feet use 3.14 for pie

Nesterboy [21]

Answer:

14,130 feet³

Step-by-step explanation:

2r=d

2r=30

r=15

Formula for the volume of a cone is: $\frac{1}{3} *b*h$