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Stels [109]
2 years ago
15

I'm so confused please help

Mathematics
2 answers:
vova2212 [387]2 years ago
7 0

Answer:

?

Step-by-step explanation:

Blizzard [7]2 years ago
7 0

Answer:

What do you need help with

Step-by-step explanation:

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The perimeter of a rectangle is 78 cm. If the length is 13 cm, how wide is the rectangle?
Novay_Z [31]

Answer:

the answer is  w=26cm

Step-by-step explanation:

3 0
2 years ago
Does the point (4 , 9) satisfy the equation y = x - 5?
stepladder [879]

Answer:

(4, 9) does not satisfy the equation

Step-by-step explanation:

Given the linear equation, y = x - 5, and the point, (4, 9):

We can determine whether (4, 9) is a solution to y = x - 5 by substituting their values into the equation.

x = 4, and y = 9:

y = x - 5

9 = 4 - 5

9 = -1   (False statement)

As demonstrated in our calculations, it turns out that (4, 9) does not satisfy the equation. Therefore, (4, 9) is <u><em>not</em></u> a solution to y = x - 5.

6 0
2 years ago
Pic is please please else\
Zanzabum
I can't see the picture clearly sorry I wish I can help…
3 0
3 years ago
Tasha is measuring the charge c(t) in a battery that has been charged for t minutes. which of the following is the most appropri
gizmo_the_mogwai [7]
Yup it is C. Integers and Positive Integers are under positive numbers so it has to be, becuase B is wrong.
5 0
3 years ago
Victoria has 1.90 worth of nickels and dimes. She has two more nickels than dimes. Write a system of equation that could be used
Wittaler [7]

Answer: The system of equations are

0.1x + 0.05y = 1.9

y = x + 2

Step-by-step explanation:

The worth of a dime is 10 cents. Converting to dollars, it becomes

10/100 = $0.1

The worth of a nickel is 5 cents. Converting to dollars, it becomes

5/100 = $0.05

Let x represent the number of dimes that Victoria has.

Let y represent the number of nickels that Victoria has.

Victoria has 1.90 dollars worth of nickels and dimes. The expression would be

0.1x + 0.05y = 1.9

She has two more nickels than dimes. This is expressed as

y = x + 2

8 0
3 years ago
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