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SSSSS [86.1K]
3 years ago
13

If g(x) is a function that represents the cost if x packs of pens, write an equation which shows that 8 packs of pens costs $30

Mathematics
1 answer:
Y_Kistochka [10]3 years ago
5 0
G(8)=30 is the equation you are looking for. 
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Can someone answer these 3 plz like I need these so bad rn. I would really appreciate it if someone who knows it can answer and
Basile [38]

Answer:

for the first photo the answer is 5x + 6(-x + 4) = 13

Step-by-step explanation:

if y equals to -x +4

then replace the y in this equation: 5x + 6y = 13  with this ( -x +4 ) its simple.

I cannot answer the other 2 photos at the moment but ill see if I can whenever else I have time.

3 0
3 years ago
Write an equation of a line parallel to the line y=1/2x+8 and passing through the point (0, 1).
kolezko [41]
Y = 1/2X + 1 is the line parallel to y=1/2X + 8
7 0
3 years ago
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A storeowner mixed 8 pounds of peanuts and 5 pounds of M&M's. This 13 pound mixture sold for $55.27. A second mixture includ
wlad13 [49]
Suppose a pound of peanuts is priced at X, M&M is Y, and the equation is 6X+4Y=42.70 8X+5Y=55.27.   [8X+5Y=55.27]*4-[6X+4Y=42.70]*5   is  [32X+20Y=221.08] - [30X+20Y=213.5]  X=3.79 Y=4.99
6 0
3 years ago
Subtract 7x+4 from 2x-10
KengaRu [80]

Answer:

-5x-6

Step-by-step explanation:

2x-10

7x+4

____

-

____

-5x-6

+ - = the greater numbers sign

4 0
2 years ago
Read 2 more answers
The mass of a grain of sand is about 103 gram.
KatRina [158]

1 grain = 103g

2kg = 2000g

grains = 2000g/103g = 19.417

Answer:

About 19.417 grains

3 0
3 years ago
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