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Jobisdone [24]
4 years ago
10

12 + 3x - 7 = 7x = 7 - 4x a. always b. sometimes c. never

Mathematics
1 answer:
Rasek [7]4 years ago
7 0
I think the answer is sometimes or never.

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SYTEM OF INEQUALITIES , 65 points.<br> HELP
ryzh [129]

Answer:

2x+3y\geq 60\\x>10

Step-by-step explanation:

We know that she will be selling bracelets for $2 each and earrings for $3 each. That means we will have 2x+3y, where x is the number of bracelets she sells and y is the number of earrings she sells. Then we will have \geq 60 because she wants to sell <u>at least $60</u> worth of earrings and bracelets. That means the amount she makes from bracelets and earrings combined has to equal 60 or more, thus we use the greater than or equal to sign.

Now we have x>10, where x is still the number of bracelets sold. She said she will sell <u>more than 10</u>, which means we will just have >10. If she said she wanted to sell <u>at least 10</u>, then it would be \geq10.

Therefore the system of inequalities is:

2x+3y\geq60\\x>10

Hope this helps!

3 0
3 years ago
5.1.2 Exam: Semester 2 Exam
Nikolay [14]

Answer:

See attached picture to view the graph

Step-by-step explanation:

Start by analyzing how this average idea works:

If only one member goes to the trip, it will cost him/her $1000+$200 = $1200.

If two members go to the trip, then they will share the cost as per the following: ($1000+ $200 + $200 = $1400) which they will be dividing into two people, thus costing each of them $700.

Notice that the general function that represents such average will be given by: f(x) = \frac{1000+200x}{x}

Plot such function in the two dimensional plane, and you will get the asymptotic behavior shown in the attached image.

8 0
3 years ago
What is the y-intercept of y=3x-2/3
Gre4nikov [31]

Answer: -2/3

Step-by-step explanation:

5 0
3 years ago
Find the value of x.
riadik2000 [5.3K]
We know that both lines will be equivalent, so to solve for x we can equate the two expressions
5x = 2x + 63
We will first subtract 2x from both sides
3x = 63
We will then divide both sides by 3
x = 21
7 0
3 years ago
The height in inches (h) of a tomato plant growing in a garden is given by the equation h=2t+3, where t represents time in days.
Natali [406]
13 < 2t + 3 < 27

13<2t+3                 2t+3<27
13-3<2t                  2t<27-3
10<2t                     2t<24
10/2<t                    t<24/2
5<t                         t<12
  
  5 < t < 12
3 0
3 years ago
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