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Bezzdna [24]
3 years ago
13

2×-20/3 =2x help me please ​

Mathematics
1 answer:
Llana [10]3 years ago
4 0

Answer:

x = - 5

Step-by-step explanation:

Given

\frac{2x-20}{3} = 2x ( multiply both sides by 3 to clear the fraction )

2x - 20 = 6x ( subtract 2x from both sides )

- 20 = 4x ( divide both sides by 4 )

- 5 = x , that is x = - 5

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Answer:2

Step-by-step explanation:

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2 years ago
At a particular restaurant each mozzarella stick has 90 cal in each pizza roll has 80 cal. A combination meal with the mozzarell
serious [3.7K]

Answer:

The meal consist 11 mozzarella sticks and 6 pizza rolls.

Step-by-step explanation:

We are given the following in the question:

Calories in mozzarella stick = 90

Calories in pizza roll = 80

Let x be the number of a mozzarella stick and y be the number of pizza rolls.

Total calories in meal = 1470

Thus, we can write the equation:

90x + 80y = 1470

There are five more mozzarella sticks than pizza roll.

Thus, we can write the equation:

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Solving the two equations, we get,

90x+80y+80x-80y = 1470 + 400\\170x = 1870\\x = 11\\y = 11-5 = 6

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4 0
3 years ago
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Ne4ueva [31]

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4 0
3 years ago
What is the vertex of the parabola y=2x2+20x-15?<br><br> (5, 135)<br> (-5, -165)<br> (-5, -65)
maria [59]

Answer:

-296=2×2+20×-15that is the answer

Step-by-step explanation:

you need to calculate the equation step by step to get to the answer

5 0
3 years ago
The figure shows segment A D with two points B and C on it in order from left to right. The length of segment A B is 22 units, t
valentina_108 [34]

The total length of the segment AD will be 52 units.

The complete question is given below:-

The figure shows segment A D with two points B and C on it in order from left to right. The length of segment A B is 22 units, the length of segment BC is 19 units, and the length of segment C D is 11 units. What will be the total length of the segment AD?

<h3>What is the length?</h3>

The measure of the size of any object or the distance between the two endpoints will be termed the length. In the question the total length is AD.

Given that:-

  • Segment AD with two points B and C on it in order from left to right.
  • The length of segment AB is 22 units, the length of segment BC is 19 units, and the length of segment C D is 11 units.

The total length will be calculated as:-

The total length will be equal to the sum of all the segments of line AD. It will be the sum of AB, BC and CD.

AD = AB + BC + CD

AD = 22 + 19 + 11

AD = 52 units

Therefore the total length of the segment AD will be 52 units.

To know more about length follow

brainly.com/question/2217700

#SPJ1

4 0
2 years ago
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