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Nostrana [21]
3 years ago
9

How is the product of 2 and –5 shown using integer tiles? 2 positive tiles and 5 negative tiles. 2 negative tiles and 5 positive

tiles. 5 negative tiles and 5 negative tiles. 5 positive tiles and 5 positive tiles.
Mathematics
2 answers:
Levart [38]3 years ago
6 0

Answer:

5 negative tiles and 5 negative tiles

Step-by-step explanation:

When multiplying a positive number by a negative number, the product is always negative.

This can be visualized using integer tiles:

AlladinOne [14]3 years ago
3 0

Answer:

So lets say the negative tiles are red and the poiitive tiles are yellow.

Now for the first one

2*-5

That would be shown with two groups of fives with red tiles

Now we know its -10 be used if you count it up, its 10 negatives red tiles

-2*5

So 5 groups of 2 red tiles and if you count it all up, you’ll get -10

-5*-5

So 5 groups of -5 tiles

You’d get -25

But thats not the answer

I have no clue to show this but i guess you just have to know that negative *negative is positive so just switch the signs

25

5*5

Just make 5 groups of 5 yellow tiles and count them up, you’ll get 25

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Matter is in a liquid state when its temperature is between its melting point and its boiling point. Suppose that some substance
ANTONII [103]

Answer:

  -35.626 < temperature < 733.928 . . . . degrees F

  (-35.626, 733.928)

Step-by-step explanation:

It is convenient to let a calculator evaluate the expression for converting °C to °F.

  -35.626 < temperature < 733.928 . . . . degrees F

  (-35.626, 733.928) . . . . . . . . . . . . . . . . . in interval notation

_____

The given relation is C = 5/9(F -32). The inverse relation is F = 9/5C +32. That is the relation we need to use to answer this question.

4 0
3 years ago
If f(x) and g(x)=x, determine the value(s) of x that satisfy the f(x)=g(x).
lions [1.4K]

Answer: All values make a true statement.

Step-by-step explanation: Since f(x) and g(x)=x, f(x)=g(x) can also be written as x=x. That is a true statement so all values of x works.

Hope this helps!

3 0
3 years ago
Find the coordinates of the midpoint of the segment connecting points (-3,-6) and ( 2,5)
Pavlova-9 [17]
(x2 subtracted by x1 divided by 2, y2 subtracted by y1 divided by 2) is the midpoint formula.  
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3 years ago
.
olasank [31]
I think it is 2.7% ....
7 0
3 years ago
Solve each equation. Check your solution.
solniwko [45]
Converting all to improper fractions
31/10s = 31/5
5×31s=31×10
155s = 310
s=310/155= 2


20/9=-4/5m
5×20=-4×9m
100=-36m
m=100/-36 = 72 28/36 = 72 7/9


-14/5=-7/2n
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-28=-35n
n =-28/-35
n=28/35
8 0
3 years ago
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