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nordsb [41]
3 years ago
15

Plz help PLEASE.........

Mathematics
1 answer:
Nutka1998 [239]3 years ago
5 0

Answer:

7x² + 11x - 18

Step-by-step explanation:

13x² - 8 + 11x - 6x² - 10

13x² - 6x² + 11x - 8 - 10

7x² + 11x - 18

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What is the slope of the line?
Vsevolod [243]

Answer:

2

Step-by-step explanation:

Slope (m) is equal to the change in the y-coordinate divided by the change in the x-coordinate.

The change in y= 6

The change in x= 3

6/3 =2

5 0
3 years ago
Read 2 more answers
Which of these functions had a greater rate of change than the function graphed below, and why?
Mrac [35]

Answer:

C

Step-by-step explanation:

When we talk of rate of change, we talk of the slope of the line

If we had a line;

y = mx + b

m is the slope ( which is the rate of change)

To get the slope of the line, we select any two points on the line and apply the slope formula

m = y2-y1/x2-x1

let us take points (0,0) and (3,9)

m = 9-0/3-0 = 9/3 = 3

The slope here is 3

so from the option, we can see that the third option is the correct answer

7 0
3 years ago
What is 9×8 I hope you explain it
n200080 [17]
9 x 8 = 72 

9 + 9 +9 + 9 + 9 +9 + 9 + 9 = 72
6 0
4 years ago
Read 2 more answers
Can someone help me on this
Sidana [21]

Answer:

Area = 702.9 or 703

Step-by-step explanation:

By Pythagoras the. first, we need to find the base!

(H)2 = (P)2 + (B)2

(82)2 = (18)2 + b2

6724 = 324 + b2

b2 = 6724-324

b2 = 6100

b = √6100

b = 78.1

note - they all are in square

Now, area of the triangle:-

1/2 * b * h

1/2 * 78.1 * 18

= 702.9

Hope it helps!

6 0
3 years ago
Read 2 more answers
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Nikolay [14]
Parallel lines will have the same slope

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origin (0,0)...x1 = 0 and y1 = 0
now we sub
y - 0 = 2(x - 0) <=== 
8 0
4 years ago
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