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motikmotik
2 years ago
7

Solve the equation 3x+4=20​

Mathematics
2 answers:
Slav-nsk [51]2 years ago
4 0

Answer:

x=8

Step-by-step explanation:

Ilya [14]2 years ago
3 0

Answer:

3x + 4 = 20

<u> _-_4_-_ 4_</u>

 <u>  _3x</u>_ =<u>_ 16_</u>

       3         3

Step-by-step explanation:

x = <u> 16_</u>

       3

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A clothing manufacturer produces one type of sweater that earns $4 profit for each one sold. The business manager requires that
eimsori [14]

The least number of sweaters that must be produced each hour to earn a profit of at least $100 is 37.

<h3>What is inequality?</h3>

It is defined as the expression in mathematics in which both sides are not equal they have mathematical signs either less than or greater than known as inequality.

We have:

A clothing manufacturer produces one type of sweater that earns $4 profit for each one sold.

Let x be the number of sweaters that must be produced each hour to earn a profit of at least $100

Total selling price if earns $4 profit for each one sold = 4x

The expenses for running the machine are $45 per hour.

4x - 45 ≤ 100

4x ≤ 145

x ≤ 145/4

x ≤ 36.25

Number of sweater(estimate value) = 37

Thus, the least number of sweaters that must be produced each hour to earn a profit of at least $100 is 37.

Learn more about the inequality here:

brainly.com/question/19491153

#SPJ1

8 0
2 years ago
Markel bought 10 cups, 5 plates, 2 bowls at the store. The cups cost $1.25 a piece. The plates cost $2.75 a piece. The bowls cos
viktelen [127]

Answer:

he needs to play 14.25

Step-by-step explanation:

5 0
2 years ago
What is the answer can’t seem to get it right.
kow [346]

Answer:

16

Step-by-step explanation:

Each time the squares double so the pattern will go, 1,2,4,8,16

6 0
2 years ago
I need help Im not too good Solving Problems Involving get Unig Rate.
ira [324]
To find unit rate, it's typically done with the equation (y/X). in this case X=minutes and y=laps. so plug the numbers into the equation.(81/27). whatever the answers is, that's your constant of proportionality, or unit rate. multiply your unit rate with the minutes and divide the laps by the unit rate to find the minutes.

minutes=m
laps=l
unit rate=k

m×k=l
l/k=m
3 0
2 years ago
Bamboo shoots grow at a constant rate of 129 cm per day . If a shoot of bamboo is 6.5 meters long in monday morning .whAt is the
Mrrafil [7]
You would first convert meters to centimeters which would equal 650cm. so then you take 129 and multiply it by 4 because that is how many days it will be growing. you take the product of 129 and 4 (which is 516) and add it to the 650 that you started with on monday morning. your answer will be

1,166cm or 11.66 meters
3 0
3 years ago
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