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Rzqust [24]
3 years ago
5

The Math Club is baking pies for a bake sale. The fruit-pie recipe calls for twice as many peaches as nectarines. If it takes a

total of 168 pieces of fruit for all pies, how many nectarines are needed?
Mathematics
1 answer:
Natali5045456 [20]3 years ago
7 0

Answer:

56 number of  Nectarines are needed

Step-by-step explanation:

Let  number of Fruit-pie be x and  number of nectarines be y.

Since the fruit pie recipe calls for twice as many peaches as nectarines.

then we have,

x= 2y

It is also given that total of 168 pieces fruit for all pies.

⇒ x+y=168

Substitute x=2y in above equation to solve for y:

 2y+ y =168 or

3y=168

Divide both sides by 3, we get

\frac{3y}{3}= \frac{168}{3}

Simplify:

y = 56

Therefore, 56 nectarines are needed.


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Xavier and Ava are employees for a company. Xavier is making a salary of $42,700.
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$62,342 is the salary earned by Ava.

<u>Step-by-step explanation</u>:

<u>step 1</u> :

Xavier's salary = $42,700

<u>step 2</u> :

Ava's salary = 46% higher than Xavier salary.

                    = 100% of Xavier salary + 46% of Xavier salary

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<u>step 3 </u>:

Ava is earning a salary = (146/100)\times42,700

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16. Tell whether the lines for each pair of equations are parallel, perpendicular, or neither.
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Answer:

Given equation are:

y = -\frac{1}{4}x+8                  ......[1]

-2x+8y = 4                             .....[2]

  • The two lines are parallel lines then their slopes will be equal.
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Now, Equation of a line is in the form of y =mx+b where m is the slope of the line.

Slope(m_1) of equation of line in [1] is;

y = -\frac{1}{4}x+8  

then;

m_1= -\frac{1}{4}

Slope(m_2) of equation of line in [2];

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Add both sides 2x we get;

-2x + 8y + 2x = 2x + 4

Simplify:

8y = 2x +4

Divide both sides by 8 we get;

y = \frac{1}{4} x + \frac{1}{2}

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Therefore, the given two lines are neither parallel nor perpendicular.

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Let the number be represented by x

Therefore, seven less than one-fourth of a number will be:

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= 0.25x - 7

Now, seven less than one-fourth of a number is 2 will be written as:

0.25x - 7 = 2

0.25x = 2 + 7

0.25x = 9

x = 9/0.25

x = 36

Learn more about equation on:

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Answer:

Answer in image below

Step-by-step explanation:

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