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Grace [21]
3 years ago
12

Need some help with the ​

Mathematics
1 answer:
irga5000 [103]3 years ago
6 0

Answer:

What do you need help with?

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Simplify to create an equivalent expression.
Olin [163]
<span>−y−3(−3y+5)
= </span><span>−y + 9y - 15
= 8y - 15

answer
</span><span>d.8y-15</span>
8 0
3 years ago
Plz help 7th grade math ASAP
Nikolay [14]

Answer:

6

Step-by-step explanation: think of it this way. When you adding a positive to a negative, you simply taking the negative away from the positive. So in this case, you are subtracting 2 from 8 to get six. Or, its the difference between the positve and the negative!! Hope this helps!

5 0
3 years ago
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The product of two of three numbers is 7.8. if one number is 3/5, find the other number ( if you don't know please don't answer)
yarga [219]

Answer: 13,I

Step-by-step explanation:

set the 3 number is 3/5, x,y

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xy = 7:6 x 5 /3

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So the two number is 13, 1

Step-by-step explanation: hope this helped, Meow!

3 0
2 years ago
A pyramid has a regular hexagonal base with side lengths of 4 and a slant height of 6. Find the lateral area of the pyramid.
aleksandr82 [10.1K]
It should be 72 in^2.
7 0
3 years ago
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You invest $9000 with a 6% interest rate compounded semiannually. After 9 yrs, how much money is in your account?
astraxan [27]
\bf \qquad \textit{Compound Interest Earned Amount}&#10;\\\\&#10;A=P\left(1+\frac{r}{n}\right)^{nt}&#10;\quad &#10;\begin{cases}&#10;A=\textit{accumulated amount}\\&#10;P=\textit{original amount deposited}\to &\$9000\\&#10;r=rate\to 6\%\to \frac{6}{100}\to &0.06\\&#10;n=&#10;\begin{array}{llll}&#10;\textit{times it compounds per year}\\&#10;\textit{semi-annually, thus twice}&#10;\end{array}\to &2\\&#10;&#10;t=years\to &9&#10;\end{cases}&#10;\\\\\\&#10;A=9000\left(1+\frac{0.06}{2}\right)^{2\cdot 9}
7 0
3 years ago
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