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Wewaii [24]
3 years ago
5

-ELIMINATION-- 4x + 9y = 9 x - 3y = -6

Mathematics
1 answer:
Troyanec [42]3 years ago
6 0
The first on is this answer here

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Electric current originates from which part of an atom ​
dsp73
Charge of the electrons. the electric current is produced when electron move from one position to another position.
3 0
4 years ago
Solve tan theta +1=-2tan theta
Ugo [173]

Answer:

\boxed{135\°,315\°}

Step-by-step explanation:

Solve the trigonometric equation by isolating the function and then taking the inverse. Use the period to find the full set of all solutions.

\theta = 135+180n

n is any integer value.

The value of n cannot exceed 1 or be less than 0, because the value of \theta must be between 0 and 360 degrees.

\theta = 135+180(0)

\theta = 135

\theta = 135+180(1)

\theta = 315

7 0
4 years ago
If Δ ABC = Δ DEF, which one of these is a pair of corresponding parts?<br> CB and ED<br> AC and DF
Radda [10]

Answer:

AC and DF

Step-by-step explanation:

Corresponding sides as well as corresponding angles have a pair of same angles or sides that are in the same place in two different shapes that are similar.

Find attached the diagram used for solving the question

Since Δ ABC = Δ DEF

∠B corresponds to ∠E

∠A corresponds to ∠D

∠C corresponds to ∠F

As a result of the above:

Line AB corresponds to line DE

Line AC corresponds to line DF

Line BC corresponds to line EF

Therefore, if Δ ABC = Δ DEF, one of the pair of corresponding parts would be AC and DF.

5 0
3 years ago
tina’s preschool has a set of cardboard building blocks, each of which measures 9“ x 9“ x 4“. How many of these blocks will Tina
Leokris [45]
180.
4•9=36, and 36•9 is 324. 4•3 is 12, while 12•12 is 144.
324 - 144 = 180. I hope this helps!
5 0
3 years ago
Need help fastppz help me.
Papessa [141]

a)

Using 2 points (6,9) and (10, 13)


b)

Slope = (13 - 9) / (10 - 6) = 4/4 = 1

Slope = 1


c)

Point slope form

y - 9 = 1(x - 6)

or

y - 13 = 1(x - 10)

Hope it helps

4 0
4 years ago
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