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soldi70 [24.7K]
3 years ago
8

Karen says the functions f(×)=×+3 and g(×)= -×+7 intersect at x=2 is she correct

Mathematics
2 answers:
Gemiola [76]3 years ago
8 0

Answer:

yes

Step-by-step explanation:

Given the 2 equations

y = x + 3 → (1)

y = - x + 7 → (2)

Substitute y = x + 3 into (2)

x + 3 = - x + 7 ( add x to both sides )

2x + 3 = 7 ( subtract 3 from both sides )

2x = 4 ( divide both sides by 2 )

x = 2

Thus the functions intersect at x = 2

frez [133]3 years ago
7 0

Answer:

Yes.

Step-by-step explanation:

To find the point of intersection we solve the system:

y = x + 3

y = -x + 7       Subtract:

0 = 2x - 4

2x = 4

x = 2.

She is correct.

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A triangle has an area of 900m^2 . If a parallelogram has the same height and base as the triangle, what is the area of the para
igor_vitrenko [27]

Answer:

area = 1800 m²

Step-by-step explanation:

area of one triangle = 900 m²

if a parallelogram has the same height and base as the triangle, then that means the area or the two triangle and shaped as a parallelogram

is twice the area given.

area = 900 * 2

area = 1800 m²

6 0
3 years ago
M&lt;10 = ?<br> A. 70<br> B. 75<br> C. 80<br> D.85
larisa [96]

Answer:

A

Step-by-step explanation:

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3 0
3 years ago
Please help will give brainliest and 80 points
belka [17]

Answer:

Start

A2

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END

Step-by-step explanation:

Start (A3)

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END

8 0
4 years ago
Read 2 more answers
How do you do this?
tresset_1 [31]
Basically you just count how many there is of each.
So the answers would be:
Pentagon = 1
Triangle = 7
Moon = 1
Hope this helps!
5 0
3 years ago
Does 4 = 2+2 it seem like I'm really dumb but, trust me this is really hard
igomit [66]

Answer:

Yes it does

Sorry I need 20 characters so 2+2=4 there you go

5 0
3 years ago
Read 2 more answers
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