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timama [110]
3 years ago
10

Write an equation that has a solution of 7, includes a variable, and uses multiplication. Write a real-world problem that you co

uld represent with your equation. Show how you know that 7 is the solution
Mathematics
1 answer:
valentina_108 [34]3 years ago
7 0

Answer:

Equation is -------- 2x=14

Variable= x ------------represents a student

solution= 7--------------number of oranges each student will get

Step-by-step explanation:

For example, a basket has 14 oranges.John and Jane want to share the fruits equally.How many oranges will each student get?

Let number of oranges to be =14 ---------------given value

Let a single student be represented by x-------------------variable

For two students, the number will be 2x---------------------multiplication

Number of oranges per students will be;

2x=14\\\\\\x=\frac{14}{2} \\\\\\x=7

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Answer:

4.4 ounces

Step-by-step explanation:

125/28.35 to find how many ounces can fit into 125 grams since 28.35 is one ounce. the answer is 4.4 so 4 2/5 (or 4.4) ounces is a half cup serving

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3 years ago
16. A large-sample 95 percent confidence interval for the proportion of credit
borishaifa [10]

Answer:

(B) 0.057

Step-by-step explanation:

The 95% confidence interval is (0.028, 0.086). The formula for the confidence interval is μ ± e where μ is the mean and e is the margin of error.

Therefore the confidence interval is (μ - e , μ + e).

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3 0
3 years ago
After a 15% increase, a town has 115 people. What was the population before the increase?
Arte-miy333 [17]

Answer:

100 people

Step-by-step explanation:

<em>Population</em><em> </em><em>Of</em><em> </em><em>People</em><em>=</em><em>1</em><em>1</em><em>5</em><em>Percentage</em><em>ncrease</em><em>=</em><em>1</em><em>5</em><em>%</em>

<em>The</em><em> </em><em>New</em><em> </em><em>Population </em><em>corresponds </em><em>to</em><em> </em><em>1</em><em>1</em><em>5</em><em>%</em>

<em>(</em><em>That</em><em> </em><em>is</em><em> </em><em>1</em><em>0</em><em>0</em><em>+</em><em>1</em><em>5</em><em>)</em>

<em>We</em><em> </em><em>want</em><em> </em><em>to </em><em>find</em><em> </em><em>the</em><em> </em><em>popula</em><em>tion</em><em> </em><em>that</em><em> </em><em>corresponds</em><em> </em><em>to </em><em>100%</em><em> </em><em>that </em><em>is </em><em>the</em><em> </em><em>original</em><em> </em><em>population</em><em>.</em>

<em>Therefore</em><em> </em><em>Original </em><em>Population</em><em>;</em>

<em>\frac{100}{115}\times {115}{}</em>

<em>100 \: people</em>

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