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babymother [125]
3 years ago
9

Plz solve this question and pls show your work

Mathematics
2 answers:
STALIN [3.7K]3 years ago
8 0

z = 10


14 = 64 - 5z


Subtract

-50 = -5z


Divide

10 = z

Dvinal [7]3 years ago
8 0

14 = 64 - 5z

First: You have to get rid of the 64. That means you use the inverse operation which is if it is a positive number then you subtract it by the original number. Then, after you complete that operation you do 14 - 64 which equals -50.

So now you have.

-50 =  -5z

Lastly all you need to do is divide -50 by -5 which gets you 10.

The original part was that you either divide or multiply if it has a variable then you divide it by itself without the variable.

The solution to your problem is: z = 10.

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Each pretzel is 4.5 $

1.50 • 5 = 7.5
7.5 - 30 = 22.5
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so in conclusion, those are some expensive a** pretzels.
5 0
2 years ago
Read 2 more answers
Determine whether the system of equations has no solution, one solution, or infinitely many solutions
Vinil7 [7]

Answer:

one solution

Step-by-step explanation:

y=-3x+5

y=1/2x-2

You can tell straight off the bat, it does have a solution, and it isn't infinite solutions. If it had no solution, it would have the same slope but different y-intercepts. If it had infinite solutions, the 2 equations would have to be the exact same. So there is only one solution.

---

hope it helps

4 0
3 years ago
Given z=f(x,y),x=x(u,v),y=y(u,v), with x(4,1)=5 and y(4,1)=2, calculate zv(4,1) in terms of some of the values given in the tabl
Yuliya22 [10]
z=f(x(u,v),y(u,v))\implies z_v=f_xx_v+f_yy_v

z_v(4,1)=f_x(5)x_v(4,1)+f_y(2)y_v(4,1)

No table = incomplete answer
3 0
3 years ago
Use information from Example 4 to write the equation in slope-intercept form. Find the x-intercept of the graph of the equation.
Debora [2.8K]

Answer:

in the morning and I will be in the right side of the day of the day of the day of the day of the day of the day of the day of the time of day I was going through this email is strictly prohibited from you have the opportunity of my favorite thing that is what it looks good and bad for a while ago but the best time I will have a good time to get the same time as well and that was what the issue and then you should receive

Step-by-step explanation:

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6 0
3 years ago
Perimeter of quadrilateral
aleksandr82 [10.1K]

Answer:

The answer to your question is:  14 + 2√40  = 26.6 units

Step-by-step explanation:

Data

A ( -5, 4)     B (-3, -2)     C (4, -2)     D (2, 4)

Formula

d = √(x2 - x1)² + (y2 - y1)²

Perimeter = dAB + dBC + dCD + dAD

Process

dAB = √(-3 + 5)² + (-2 - 4)²

dAB = √(2)² + (-6)²

dAB = √4 + 36

dAB = √40 units

dBC = √(4 + 3)² + (-2 + 2)²

dBC = √(7)²

dBC = √49

dBC = 7 units

dCD = √(2 - 4)² + (4 + 2)²

dCD = √(2)² + (6)²

dCD = √40 units

dAD = √(2 + 5)² + (4 - 4)²

dAD = √49

dAD = 7 units

Perimeter = √40 + 7 + √40 + 7

Perimeter = 14 + 2√40  = 26.6 units

3 0
3 years ago
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