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omeli [17]
2 years ago
15

-5x is - 40 + 3x Find x

Mathematics
1 answer:
irina [24]2 years ago
8 0

Answer: x = 5

Step-by-step explanation:

1. Set the two given expressions equal to each other (because the problem says they are interchangeable)

-5x = -40+3x

2. Subtract 3x from -5x to have x on one side of the equation.

-8x = -40

3. Divide each side by -8 to get the value of x.

x = 5

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Why wuld 8/4 be considerd a whole number
kumpel [21]

Answer:

because 8/4=2

Step-by-step explanation:

4/4=1

8/4=2

it's because the numerator is bigger if it were 6/4 it would be a mixed number but the eight goes in to 4 directly 2 time so therefore it's 2.

3 0
3 years ago
1. Find the value of x<br>2. Using complete sentences, describe your ​
aleksley [76]

Answer:

x = 40

Step-by-step explanation:

The sum of the 3 angles in a triangle = 180°

Consider the triangle on the left and calculate the third angle

Subtract the sum of the 2 angles from 180

third angle = 180° - (75 + 50)° = 180° - 125° = 55°

Consider the triangle on the right

The third angle = 55° ( vertical angles )

Subtract the sum of the 2 angles from 180

x = 180 - (55 + 85) = 180 - 140 = 40

7 0
2 years ago
Claudio needs to buy gifts for 8 friends. He wants to give the same gift to all his friends and he plans to have the gifts wrapp
Blizzard [7]

Answer:

7.25

Step-by-step explanation:

In the question, the term at least means less than or equal to is represented by ≥

Let the cost of each gift = c

He is buying gifts for 8 friends = 8 gifts

Hence, our Inequality equation is written as:

(c + $1.50)× 8 ≥ $70

8c + 12 ≥ 70

8c ≥70 - 12

c ≥ 58/8

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Therefore, the amount Claudio needs to spend on each gift in order to receive free shipping is 7.25

6 0
3 years ago
Please help me
Lina20 [59]
The area of the irregular polygon is 26 square units.
7 0
3 years ago
What is the value of 7 in the number 53.75? Give your answer as a fraction
vodomira [7]
53.75.....the 7 is in the tenths place....its value is 7/10
4 0
3 years ago
Read 2 more answers
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