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liberstina [14]
3 years ago
6

Solve : y=3.58•x+ 202.6 & y=2.3•x+160.7

Mathematics
1 answer:
Ierofanga [76]3 years ago
8 0

Answer:

x=-32.73\,,\,y=85.43

Step-by-step explanation:

Given: y=3.58x+202.6\,,\,y=2.3x+160.7

To find: value of x and y

Solution:

y=3.58x+202.6\,\,(i)\\y=2.3x+160.7\,\,(ii)

From equation (i) and (ii),

3.58x+202.6=2.3x+160.7\\3.58x-2.3x=160.7-202.6\\1.28x=-41.9\\x=\frac{-41.9}{1.28}=-32.73

Put x=-32.73 in (i)

y=3.58(-32.73)+202.6\\=-117.17+202.6\\=85.43

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Answer:

The height of the tower is 94 ft

Step-by-step explanation:

In a given right angle triangle we will use <em>''sohcahtoa"</em><em>.</em>

tan (60°) = opp/adj

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√3 = x/50

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x = 50 × 1.732

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6 0
2 years ago
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crimeas [40]

<u>Answer: </u><em><u>h=80 is the final answer. *The answer must be have a positive sign.*</u></em>

Explanation:

<em><u>Switch sides of an equation.</u></em>

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<em><u>multiply by 4 both sides of an equation.</u></em>

<em><u>4*3/4h=60*4</u></em>

<em><u>simplify.</u></em>

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<em><u>simplify.</u></em>

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<em><u>Hope this helps!</u></em>

<em><u>Thanks!</u></em>

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5 0
3 years ago
Read 2 more answers
Question
meriva

Question:

In a neighbourhood pet show, each of the animals entered is equally likely to win. if there are 7 dogs, 6 cats, 3 birds, and 2 gerbils entered, what is the probability that a bird will win the top prize?

Answer:

Probability that a bird will win the top prize is 0.167

Step-by-step explanation:

Given:

The number of  dogs  = 7

The number of  cats = 6

The number of  birds  = 3

The number of gerbils = 2

To Find:

Probability that a bird will win the top prize = ?

Solution:

Let us first find the total number of  pets .

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Now the probability of  a bird will win the top prize is

=> \frac{\text {Number of birds}}{\text{ Total number of pets}}

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=> \frac{1}{6}

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