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Readme [11.4K]
2 years ago
15

5.

Mathematics
2 answers:
nalin [4]2 years ago
6 0

Answer:

B. -111

Step-by-step explanation:

y = -4x^2 - 3x + 4

x = 5

y = -4(5)^2 - 3(5) + 4

y = -4(25) - 15 + 4

y = -100 - 15 + 4

y = -111

...............................................................................................................................................

Please, write -4x^2 (not 04x2).

Then the quadratic model is y = -4x^2 - 3x + 4.

Now substitute 5 for x:  y(5) = -4 (5)^2 - 3(5) + 4

Simplifying,                     y(5) = -4(25) - 15 + 4 = -100 - 11 = -111.

SVETLANKA909090 [29]2 years ago
4 0
You should try C I’m not sure but try I guess!
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Please answer thank you
ziro4ka [17]
Sorry thats a tough one
3 0
3 years ago
What is the equation of the line that passes through (1, 2) and is parallel to the line whose equation is 2x + y - 1=0?​
elixir [45]

Answer:

y=-2x+4

Step-by-step explanation:

2x+y-1=0

2x+y=0+1

2x+y=1

y=1-2x

y=-2x+1

y=mx+b where m=slope and b=y-intercept

parallel means same slope,

so the slope would still be -2.

--------------

y-y1=m(x-x1)

y-2=-2(x-1)

y=-2x+2+2

y=-2x+4

7 0
3 years ago
The difference between five times a number and eight more than two times the number.
sertanlavr [38]

Step-by-step explanation:

The difference between five times a number and eight more than two times the number.

solution :

let the number = n

=>

5n - (8 + 2n)

7 0
3 years ago
6. Nathan buys packages of bacon. This chart shows the numbers of
likoan [24]

Answer:

A  The data is proportional and the unit rate per package is $8   This is because y= 8x

Step-by-step explanation:

/y relationship is no of packages = 1                                                                          x/ = total cost to ship = 8    = 8/1  = 16/2 = 24/3 = 32/4 means they are all proportional to 8/1 = 8    y = 8x  see graph attached  

6 0
2 years ago
What is blank divided by 9 equals 5
Rudik [331]

Answer:

45 divided by 9 equals 5

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
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