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Svetlanka [38]
2 years ago
5

Need some help just can’t understand

Mathematics
2 answers:
allochka39001 [22]2 years ago
8 0

Answer:

Positive I think

NISA [10]2 years ago
4 0
I think it’s positive
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Which method would be more efiicient to solve the system y=1/2x and 2x+3y=28
Licemer1 [7]
Probably the subsitution method


y=1/2x
subsitute that fr y

2x+3(1/2x)=28
2x+3/2x=28
times 2 both sides
4x+3x=56
7x=56
divide by 7 both sides
x=8
sub back

y=1/2x
y=1/2(8)
y=4

(x,y)
(8,4)
6 0
2 years ago
What are the rigid transformations that will map AABC to ADEF?​
asambeis [7]

Answer:

A tranlation and a rotaion.

Step-by-step explanation:

In order to map the shapes, you have to translate point A onto point D and then rotate until points C and F, and B and E match up.

6 0
3 years ago
Which sequence of a transformation will result in an image that maps onto itself? A) rotate 180 degrees counterclockwise and the
Firdavs [7]

The <em>correct answer</em> is:

D) reflect over the y axis and then reflect again over the y axis.

Explanation:

Logically, if we reflect a figure across the y-axis and then reflect across the y-axis again, we have undone what we originally did, and the figure is back in its original position.

Algebraically, reflecting across the y-axis maps every point (x, y) to (-x, y). Reflecting this point across the y-axis maps (-x, y) to (x, y); this is our original point.

6 0
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Select the description that is true to the equation x + y =2<br><br>​
lutik1710 [3]
Number one is correct
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Write the number equal to five tens and 13 ones
BigorU [14]

63     5*10=50  50+13=63  that is the answer  63
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