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Sauron [17]
3 years ago
6

Evaluate −4x−y+4 −4x−y+4 when x=− 1 4 x=−14 and y=3

Mathematics
2 answers:
mars1129 [50]3 years ago
8 0

- 4x - y + 4

If x = - 14 and y = 3, we just plug in and solve

- 4(14) - (3) + 4

- 56 - 3 + 4

- 56 + 1

- 55

Norma-Jean [14]3 years ago
8 0

Answer:

It is not -55

Step-by-step explanation:

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HELP ASAP
slega [8]

Answer:

No

Step-by-step explanation:

The sample size wasn't big enough. It could only be a trend in that grade.

7 0
3 years ago
Read 2 more answers
At which vertex is the objective function C=3x-4y minimized
Oliga [24]

Options

(A) (9,0) (B) (-2,20) (C) (-5,2) (D) (0,-9)

Answer:

(B) (-2,20)

Step-by-step explanation:

Given the objective function, C=3x-4y

The vertex at which C is minimized will be the point (x,y) at which the expression gives the lowest value.

<u>Option A </u>

At (9,0), x=9, y=0

C=3(9)-4(0)=27-0

C=27

<u>Option B </u>

At (-2,20), x=-2, y=20

C=3(-2)-4(20)=-6-80

C=-86

<u>Option C</u>

At (-5,2), x=-5, y=2

C=3(-5)-4(2)=-15-8

C=-23

<u>Option D </u>

At (0,-9), x=0, y=-9

C=3(0)-4(-9)=0+36

C=36

The lowest value of C is -86. This occurs at the vertex (-2,20).

Therefore, the objective function C=3x-4y is minimized at (-2,20).

3 0
3 years ago
John's fishing boat caught 2735 lbs of fish. They put them into boxes of 92 lbs each. About how many boxes did they need?
umka21 [38]
2735/92= 29.73 about 30 boxes
5 0
3 years ago
Read 2 more answers
Y=x^2 + 1 why is this function nonlinear?
ELEN [110]

Answer:

Its non linear because of the x squared. This would indicate an ever increasing answer, not one that has a constant rate. This equation would be quadratic.

7 0
3 years ago
7/9+6/8+6/3=<br>please help me​
Arada [10]

Hi ;-)

7/9 + 6/8 + 6/3 = 7/8 + 3/4 + 2 =

= 28/32 + 24/32 + 2 = 52/32 + 2 =

= 1 20/32 + 2 = 3 20/32 = 3 5/8

4 0
3 years ago
Read 2 more answers
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