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andre [41]
3 years ago
11

I'm not sure to do this.. Help me please.. Thank you

Mathematics
1 answer:
Paraphin [41]3 years ago
4 0
So our original equations would be..
2y + 2(y - 4) = p \: (perimeter)
y \times (y - 4) = l \: (area)

(a) perimeter in terms of y
y = \frac{p + 8}{4}

(b) area in terms of y
*I'm actually not sure about b.. sorry*

(c) if perimeter = 28, find length
28 \div 4 = 7
7 \times 7 = 49
l (area)= 49
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*Remember solutions are found in the shaded area or on a solid line (points on a dashed line are not a solution).
Irina-Kira [14]

The solutions for the inequality are -

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  • (7, 7)
  • (10, 10)

<h3>What is the general equation of a Straight line? What is linear inequality?</h3>

The general equation of a straight line is -

[y] = [m]x + [c]

where -

[m] → is slope of line which tells the unit rate of change of [y] with respect to [x].

[c] → is the y - intercept i.e. the point where the graph cuts the [y] axis.

A inequality is used to compare two or more expressions. The straight line inequalities are of the form -

y > mx + c

y < mx + c

y ≥ mx + c

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We have the following inequality -

x + 3y > 6

We can write -

x + 3y > 6

3y > - x + 6

y > (-1/3)x + 2

Refer to the graph of the inequality attached. The plotted points in the shaded region represent the solutions for the inequality. We can write -

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  • (10, 10)

Therefore, the solutions for the inequality are -

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  • (7, 7)
  • (10, 10)

To solve more questions on Plotting inequalities, visit the link below -

brainly.com/question/1782515

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7 0
1 year ago
I know its hard to see, but if you can see it, can you plz help me with #59. Thnks.
Gnoma [55]
C

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28 - 22 = 6 which is 2 times 3.
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This fits the slope.

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3 years ago
Write a equation using 2and10
Leokris [45]

Answer:

2 + x = 10

Step-by-step explanation:

x=8

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