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miss Akunina [59]
3 years ago
15

PLSSS HELP IF YOU TURLY KNOW THISS

Mathematics
2 answers:
Montano1993 [528]3 years ago
6 0
It is 7

2*2x = 4x + 2 = 30

4x = 28

x = 7
andrew-mc [135]3 years ago
5 0

Answer:

2(2x + 1) = 30 \\ 4x + 2 = 30 \\ 4x = 30 - 2 \\ 4x = 28 \\ x =  \frac{28}{4}  \\ \boxed{ x = 7}

  • <u>x = 7</u> is the right answer.
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Find the greatest possible error for each measurement.<br> 12.3 L
melisa1 [442]

Answer:

the GPE is 1/2 the unit of measure used to make the measurement or you say 1/2 the most precise unit

12.3 L has 0.1 as the most precise unit of measure, so 1/2 of 0.1 is 0.05 L which is c. above

look at it this way: 12.3 can be any number between 12.25 and 12.34 rounded to the nearest tenth

any number from 12.25 to 12.34 rounded to the nearest tenth gives you 12.3, so the GPE that you can possibly make is 0.05; if the number was 12.24 it would round down to 12.2 not up to 12.3 and if the number was 12.35 it would round up to 12.4 not round down to 12.3, so again the greatest possible error that you can make is 0.05

6 0
2 years ago
Please help this is the only question im stuck on
Lemur [1.5K]
I think a, bc for the x it’s 2x and the y is +5
8 0
3 years ago
One more question. Suppose the function shown below was expressed in standard form, y=ax^2+bx+c. What is the value of a?
andreyandreev [35.5K]
the value of a is 2 bc by looking at the graph a normal parabola of x^2 would bc followinf the 1-3-5 rule but this does not

from the vertex it goes over 1 and up 2







6 0
3 years ago
Read 2 more answers
Hello can someone help me with this?
zalisa [80]

Answer:

  1. 1
  2. 1/2
  3. 1/5
  4. 2
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  7. -1
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4 0
3 years ago
Fatima’s softball practice starts at 9:30 a.m. Practice lasts for 1 hour and 10 minutes.
ki77a [65]
10:40 am.

9:30 plus 1 hour = 10:30 plus ten minutes= 10:40
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2 years ago
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