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Marina CMI [18]
3 years ago
6

Hey Im stuck on this question, can someone help?

Mathematics
2 answers:
olya-2409 [2.1K]3 years ago
8 0
The third answer is correct
makvit [3.9K]3 years ago
4 0

Answer:3

Step-by-step explanation:

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Plz help asap with explanation and will get the brilliant
Elina [12.6K]
3x + y = -3
-2x + y = 7
Use elimination method
Subtract both equations
5x = -10, x = -2
Plug in -2 for x (any equation)
3(-2) + y = -3
-6 + y = -3
y = 3

Solution: x = -2, y = 3
Or as a coordinate: (-2, 3)
8 0
3 years ago
Read 2 more answers
The faces of a fair cube are numbered 1 through 6; the probability of rolling any number from 1 through 6 is equally likely. If
Anika [276]

Answer:

1/12

Step-by-step explanation:

Probability of an even number

3/6 = 1/2

Probability of one showing up

1/6

Probably of even number on first try and 1 on second try

1/2 * 1/6 = 1/12

3 0
3 years ago
There are 3 times elephants compared to giraffes in the safari. If there is a total of 88 elephants and giraffes,how many elepha
Mumz [18]
66 elephants and 22 giraffes; 22x3= 66, 22+66= 88
6 0
4 years ago
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Tonya went out to a restaurant for lunch. she tipped 12% of her bill, which brought the sum of the lunch bill plus the tip to $2
Morgarella [4.7K]
112% of original=28

percent measn parts out of 100
112%=112/100=1.12

'of' means multiply

112% of original=28 means
1.12 times original=28
divide both sides by 1.12
original=25

original bill was $25
4 0
3 years ago
Which expression is equivalent to (5x^3)(4x)^3?
I am Lyosha [343]

Answer:

320 x^6

Step-by-step explanation:

(5x^3)(4x)^3

5 x^3  * 4^3 * x*3

5x^3 *64x^3

320 x^6

8 0
3 years ago
Read 2 more answers
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