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Pavel [41]
3 years ago
9

WILL GIVE BRAINLIEST HELP PLEASE

Mathematics
1 answer:
vovangra [49]3 years ago
6 0
Hello,
Pease, see the attached file.
Thanks.  

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PLEASE HELP ASAP ITS TIMED
strojnjashka [21]

Answer:

D. x<-9

Step-by-step explanation:

-3(x+5)>12

x+5<12/-3

x+5<-4

x<-4-5

x<-9

7 0
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A doctor suspects you might have a certain strain of flu and wants to test your blood for the presence of markers for this strai
lara31 [8.8K]
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Help Me ASAP PLEASE I NEED IT NOW I WILL GIVE BRAINLIEST
dmitriy555 [2]

Answer:

Vertex (2,2)

y- Intercept is 10

On problems like this, use Desmos Graphing. It helps a lot.

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3 years ago
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The linear function graphed below represents the value of a comic book since Lucy purchased it. What was the value of the comic
zhuklara [117]

Answer:

C. $25

Step-by-step explanation:

We will find,

The slope of the function using \frac{y_{2}-y_{1}}{x_{2}-x_{1}}.

Taking the points (1,40) and (2,55).

Slope = \frac{55-40}{2-1}

i.e. Slope = \frac{15}{1}

i.e. Slope = 15

Substituting the slope and point (1,40) in the equation y=mx+b,

We have, 40=15\times 1+b

i.e. b=40-15

i.e. b= 25

Thus, the equation of the linear function is y=15x+25.

<em>This linear function represents the cost of the comic book since Lucy purchased it, where x= years.</em>

So, the initial value of the comic book is when x= 0.

So, y=15\times 0+25 i.e. y= 25

Hence, the cost of the book when Lucy purchased it was $25.

8 0
3 years ago
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10 x 1/2+(-6)(-3) simplified in steps
miv72 [106K]

Answer:

23

Step-by-step explanation:

Remember PEMDAS/order of operations (Parentheses, exponent, multiplication, division, addition, subtraction)

10*1/2+(-6)(-3)

10*1/2+18

5+18

23

5 0
3 years ago
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