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almond37 [142]
2 years ago
8

Is this right? Thx schoolwork

Mathematics
2 answers:
anyanavicka [17]2 years ago
6 0
Im positive u got that right if you didnt, then just try harder next time
pav-90 [236]2 years ago
5 0
I’m not so good with math but I’m pretty sure you got it right:) good job!
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Which are correct representations of the inequality –3(2x – 5) < 5(2 – x)? Select two options.
avanturin [10]

The correct simplified inequality is - 6x + 15 < 10 - 5x and the number line representation is "an open circle is at 5 and a bold line starts at 5 and is pointing to the right".

The given inequality is -3(2x - 5) < 5(2 - x)

We need to simplify the inequality.

<h3>What is inequality?</h3>

In mathematics, inequality is a statement of an order relationship greater than, greater than or equal to, less than, or less than or equal to between two numbers or algebraic expressions.

Consider LHS and simplify -3(2x - 5) = -3(2x)-5(-3)

⇒ -3(2x - 5) = - 6x + 15 [∵(-)(-) = (+)]

Consider RHS and simplify 5(2 - x) = 5(2) + 5(-x)

⇒5(2 - x) = 10 - 5x [∵(+)(-) = (-)]

Now, - 6x + 15 < 10 - 5x

By subtracting 15 from both sides, we get

- 6x < -5 - 5x

By adding 5x to both sides, we get - x < - 5

The coefficient of x is -1. So, divide both sides by -1

Then we get x > 5

Hence, the correct simplified inequality is - 6x + 15 < 10 - 5x and the number line representation is "an open circle is at 5 and a bold line starts at 5 and is pointing to the right".

To learn more about inequalities visit:

brainly.com/question/20383699.

#SPJ1

5 0
1 year ago
Help me on number problem 1 please
Mandarinka [93]

Answer: y = 3x-1


Step-by-step explanation: I was never the best at doing this, but here it goes...

first start with the formula Y2-Y1/X2-X1 for this problem, lets say your Y2 is -1, your Y1 is 5, your X2 is 0, and your X1 is 2, making your equation -1-5/0-2 which equals -6/-2, which can be qritten as 3. this is your slope.

now take the equation Y-Y1 = M (X-X1) m is your slope, which is 3 in this case as stated above. your X1 is2, your Y1 is 5. plug this in and you get

y-5 = 3 (x-2) which you put into slope intercept form, which is y = mx + b

your answer should be y = 3x-1

6 0
3 years ago
Work out the estimate of books brought. On the y axis it is number of students. ​
Solnce55 [7]

Answer:

8 books

Step-by-step explanation:

  • The answer is 8 because you add up all of the bars which get you to 40
  • Finally you divide 40 by the number of bars which gets you 5. 40/5=8
  • Hope this helped :)
8 0
3 years ago
THE RATIO OF SEVENTH GRADERS TO EIGHTH GRADERS PARTICIPATING IN THE SCIENCE FAIR IS 4:3 . THERE ARE 18 EIGHT GRADERS PARTICIPATI
slamgirl [31]
4:3 > 8:6 > 12:9 > 16:12 > 20:15 > 24:18 the answer must be 24 seventh graders are there 
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3 years ago
Henry is starting a t-shirt printing business and plans on selling each shirt for $30, with his cost being $8 per shirt. The equ
cluponka [151]
If Henry is starting a t-shirt printing business and plans on selling each shirt for $30, with his cost being $8 per shirt, then the domain of this function in this context is {0 ≤ x ≤ 600}. The correct answer to the following given statement above is letter B.
4 0
3 years ago
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