2 years ago

Factor w^2-7w-8 show work

Mathematics

1 answer:

svlad2 [7]2 years ago

7 0

Find what 2 numbers add to -7 and multiply to -8
+1 and -8
(w+1)(w-8)

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Number 2 and maybe the middle paragraph if you can

Sphinxa [80]

The paragraph thing is simply just seeing what you can multiply each by which is 7. The answer is 3/4

8 0

3 years ago

Read 2 more answers

After 7 years, Amber earned $1575 in simple interest from a cd into which he initially deposited $6000. What was the annual inte

ankoles [38]

$\bf ~~~~~~ \textit{Simple Interest Earned}
\\\\
I = Prt\qquad 
\begin{cases}
I=\textit{interest earned}\to &\$1575\\
P=\textit{original amount deposited}\to& \$6000\\
r=rate\to r\%\to \frac{r}{100}\\
t=years\to &7
\end{cases}
\\\\\\
1575=(6000)(r)(7)\implies \cfrac{1575}{(6000)(7)}=r\implies 0.0375=r
\\\\\\
r\%=0.0375\cdot 100\implies r=\stackrel{\%}{3.75}$

4 0

3 years ago

What is the slope of the line that passes through the points (3, -4) and (7, 4)?

Andrews [41]

The correct option is: Option (C) 2

Explanation:

The slope formula is = m = $\frac{y_2 - y_1}{x_2 - x_1}$

Insert the values in the above formula:

m = $\frac{4 - (-4)}{7 - 3} = \frac{8}{4} = 2$

Which is Option (C).

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3 years ago

CAN SOMEONE PLEASE LOOK AT MY LAST QUESTION AND SEE IF ITS RIGHT PLEASE?!

daser333 [38]

Answer:

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Step-by-step explanation:

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3 years ago

Ali has 40 red buttons, 60 green buttons, and 5 blue buttons

mash [69]

Ali must wear a totally ginormous shirt !

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2 years ago