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Sergio039 [100]
3 years ago
12

Which of the following situations can be modeled by the expression -4 + (-7)?

Mathematics
2 answers:
dybincka [34]3 years ago
6 0
The answer to the question is the second story problem
Dafna1 [17]3 years ago
6 0

Answer:

The answer to the question is the second story problem

Step-by-step explanation:

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For the straight line defined by the points (4,57) and (6,91) , determine the slope ( m ) and y-intercept ( ???? ). Do not round
Ksivusya [100]

\bf (\stackrel{x_1}{4}~,~\stackrel{y_1}{57})\qquad (\stackrel{x_2}{6}~,~\stackrel{y_2}{91}) \\\\\\ \stackrel{slope}{m}\implies \cfrac{\stackrel{rise} {\stackrel{y_2}{91}-\stackrel{y1}{57}}}{\underset{run} {\underset{x_2}{6}-\underset{x_1}{4}}}\implies \cfrac{34}{2}\implies 17 \\\\\\ \begin{array}{|c|ll} \cline{1-1} \textit{point-slope form}\\ \cline{1-1} \\ y-y_1=m(x-x_1) \\\\ \cline{1-1} \end{array}\implies y-\stackrel{y_1}{57}=\stackrel{m}{17}(x-\stackrel{x_1}{4})\implies y-57=17x-68

\bf y=17x-11\impliedby \begin{array}{|c|ll} \cline{1-1} slope-intercept~form\\ \cline{1-1} \\ y=\underset{y-intercept}{\stackrel{slope\qquad }{\stackrel{\downarrow }{m}x+\underset{\uparrow }{b}}} \\\\ \cline{1-1} \end{array}\qquad \qquad \begin{cases} \stackrel{slope}{17}\\\\ \stackrel{y-intercept}{(0,-11)} \end{cases}

4 0
3 years ago
3/5 divided by 1/2
balu736 [363]

Answer:

The work space in Elisha's room has a width of 1/2 meter and an area of 3/5 square meter. How long is it?

Step-by-step explanation:

In this, width of the room is given and the area is given. We have to find the length.

To find the length, area should be divided by width.

ie. 3/5 divided by 1/2

6 0
3 years ago
Fill in the blank.<br>(x+a) (x+b) = (___) (___)​
Inga [223]

Answer:

(x+a) (x+b)=x(x+b)+a(x+b)=x²+bx+ax+ab=x²+x(a+b)+ab

7 0
3 years ago
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What is the value of x? <br> A:12 <br><br> B:15<br><br> C: 6<br><br> D: 30
const2013 [10]

Answer: C) 6

Step-by-step explanation: the smaller triangle is half of 60. 5x means 5 x 6. Which is 30. 30 is half of 60, so that's your answer

3 0
3 years ago
Read 2 more answers
If r = -18, s = 27, and t = -15, what is the value of r - s - t
7nadin3 [17]
-18- -27 = -45 -45- -15 = -30
8 0
3 years ago
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