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pantera1 [17]
3 years ago
13

Video game system on several games are sold for $580. The cost of the games is three times as much is a cost system. Find the co

st of the system and the cost of the game
Mathematics
1 answer:
faltersainse [42]3 years ago
8 0

Answer: x = cost of games

y = cost of console

---

x + y = 540

x = 3y

---

put the system of linear equations into standard form:

---

x + y = 540

x - 3y = 0

solution:

x = cost of games = $405

y = cost of console = $135

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Y'all I'm in 7th grade and I'm 12 I need help on this exam the question is: A jar contains 5 red marbles, 3 green marbles, and 4
klasskru [66]

Answer:

Im in 7th grade and im in 12 too :) I turn 13 in June 21st

Step-by-step explanation:

The answer is 1/12. 5+3+4=12 So 1/12 propabilty.

P.S. My favorite color is red

If this was helpful, please mark it as brainliest! :D

8 0
3 years ago
Read 2 more answers
Can you help with this one: Dorthy Katz, a computer programmer, earns regular hourly rate of 32.25 and time and a half when she
Katena32 [7]

a) 32.25* 40 = 1290

b) 32.25 (1.5) *12 =580.50

c) 1290+580.50=1870.50

3 0
3 years ago
1.) Vivian combined different amounts of white paint, blue paint, and green paint to make 145 milliliters (ml) of paint of a new
Ivahew [28]
So here are the answers to the given questions above:
1. Since the equation is already given, what we are going to do is to solve for x first. 
<span>x + (2x – 10) + 1/2 (2x – 10) = 145
x + (2x -10) + x - 5 = 145
x + 2x + x - 10 - 5 = 145
4x = 145 +10 + 5
4x = 160 <<divide both sides by 4 and we get
x = 40.
Therefore, the amount of white paint is 40ml.
The amount of blue paint is 70ml and the green paint is 35ml.
So the difference between the a</span><span>mounts of white paint and blue paint Vivian combined is 30ml.
2. T</span>he equation of the line that passes through the points (-2, 1) and (1, 10) would be: <span>3x - y = -7, the last option. In order to check, just plug in the given ordered pairs.</span>
3 0
3 years ago
Pls help question b
Snowcat [4.5K]

Answer: 44

Step-by-step explanation:

1/5 of the slab are grey implies that 4/5 are yellow.

The ratio of grey to yellow is thus given as :

1/5 : 4/5

which is 1 : 4

Therefore , the ratio of grey to yellow is 1: 4

The total ratio = 1 + 4 = 5

To calculate the number of yellow , we use the formula

number of yellow = \frac{ratio of yellow}{total ratio} X  total number of slabs , that is

number of yellow = \frac{4}{5} X 55

number of yellow slab = 44

3 0
3 years ago
Maria measured a centipede that was 1 1/12 inches long. Jerome measured a centipede that was 11/12 of an inch long. How much lon
4vir4ik [10]

Answer:

1/6

Step-by-step explanation:

The centipede that Maria measured was 1 1/12 inches long. If you convert this to an improper fraction it is equal to 13/12 inches. Now to find how much longer Maria's centipede was than Jeromes, you just take 11/12 and minus it from 13/12 which is equal to 2/12 of an inch, which then simplifies to 1/6 of an inch.

3 0
3 years ago
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