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Kamila [148]
3 years ago
5

Solving for y 3x-y=8

Mathematics
2 answers:
Dmitriy789 [7]3 years ago
7 0
3x-8=y
you can't get any futher
JulsSmile [24]3 years ago
5 0
You add -3x to both sides of the equation:
-3x+3x-y=8-3x you get -y = 8-3x
and then you multiply both sides by -1 and you get y = 3x-8
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The half-life of a radioactive kind of praseodymium is 17 minutes. If you start with 56 grams of it, how much will be left after
lana66690 [7]

Answer:

14 grams?

Step-by-step explanation:

56/2=28 28/2=14

6 0
2 years ago
The legs of a right triangle measure 5 inches and 7 inches of theta is the angle between the 7-inch leg and the hypotenuse, sin
levacccp [35]
Sine (theta) = 5 / hypotenuse
We do not know the hypotenuse length, so let's use the tangent function.
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arc tan (5/7) =  35.538 Degrees



4 0
3 years ago
Please guys help me with this question. I will give you the brainliest if you give me the correct answers. ​
Butoxors [25]

Answer:

(a) She is 280m from her starting position

(b) 200m west then 80m south

Step-by-step explanation:

(a) 80m + 200m

= 280m

(b) First she walked 80m north n 200 east

If she want to get back to her starting position she will have to travel the same distance in the opposite direction

Opposite of East is West n opposite north is south

so she will have to go 200m west n then 80m south

6 0
3 years ago
. A store is going to mark down all of their items by 33%. The cost of a computer you really want is $750. How much will the com
Svetllana [295]

Answer:

$247.50

Step-by-step explanation:

33/100x750=247.50

Since 33% in a fraction is 33/100, use that x 750 and you will get how much the computer gets marked down.

Hope this helps! Thanks.

7 0
2 years ago
What is the name of the green segment in the hyperbola below?
Burka [1]

Answer:

Option (A).

Step-by-step explanation:

In the figure attached a hyperbola has been given with a line passing through vertices.

By the definition,

"Major axis of a hyperbola is a line that passes through the center, foci and vertices of the hyperbola."

Therefore, green segment in the given hyperbola will be Major axis.

Option (A) will be the answer.

4 0
3 years ago
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