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Keith_Richards [23]
2 years ago
13

Can someone explain this to me?

Mathematics
1 answer:
Svet_ta [14]2 years ago
4 0

Answer:

x=2

Step-by-step explanation:

Sense this is an isosceles trapezoid (side lengths are congruent) opposite angles (85 and 44x+7) are supplementary (add up to 180 degrees).

<u>85</u>+44x+<u>7</u>=180

<em>Combine like terms.</em>

44x<u>+92</u>=180

<em>Do inverse operations (First, Subtract 92 from each side of the equation.)</em>

<u>44</u>x=88

<em>Then, divide 44 from both sides to solve for x.</em>

x=2

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PLEASE HELP
GREYUIT [131]

Answer:

After solving we get (f.g)(5)=-115

But the correct option is not given in the question.

Step-by-step explanation:

We are given:

f(x) = 4x+3\\g(x)=-2x+5

We need to find (f.g)(5)

First we will multiply f and g to find (f.g) i.e

(f.g)(x)= f(x) \times g(x)\\(f.g)(x) = (4x + 3)(-2x + 5)\\(f.g)(x)=4x(-2x+5)+3(-2x+5)\\(f.g)(x)=-8x^2+20x-6x+15\\(f.g)(x)=-8x^2+14x+15\\

Now putting x=5

(f.g)(x)=-8x^2+14x+15\\Put \ x=5\\(f.g)(5)=-8(5)^2+14(5)+15\\(f.g)(5)=-8(25)+70+15\\(f.g)(5)=-200+70+15\\(f.g)(5)=-115

So, after solving we get (f.g)(5)=-115

But the correct option is not given in the question.

5 0
3 years ago
Please answer ASAP. 10 points. Mathematics
frosja888 [35]

okay so you would fill this in as

Y=(275x36)+800

this would then go to

y=10700-400

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hope this helps! enjoy!

4 0
3 years ago
HELPP PLEASE <br><br> A= Prt + P ; slove for P
mariarad [96]

Answer:

P

=

A

1

+

r

t

Step-by-step explanation:

Given

XXX

A

=

P

+

P

r

t

Applying the distributive principle:

XXX

A

=

P

(

1

+

r

t

)

Dividing both sides by

(

1

+

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)

:

XXX

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=

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4 0
3 years ago
______ x ________ = 16
Arlecino [84]
1) 4 times 4 = 16
2) 2 times 2 times 9 = 36
3) 4 times 2 times 9 = 72
4) x + y + z = n
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6 0
3 years ago
An object with a mass of 3.0 g raises the level of water in a graduated cylinder from 25.1 mL to 33.1 mL. What is the density of
evablogger [386]
The displaced volume of the water, because of the submersion of the object, is equal to the volume of the object.

So to find the volume of the object we calculate the difference in volume of water:
33.1-25.1 = 8 ml

Since 1 mL of water has the volume of  1cm^3, then the volume of the object is 8 cm^3.


The density of the object is found by the formula:

density= mass/volume= (3 g) / (8 cm^3) = 3/8 (g/cm^3)= 0.375 g/cm^3


Answer: 0.375 g/cm^3
7 0
3 years ago
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