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Gnom [1K]
3 years ago
14

Solve the following equation 3(2x+7)=9

Mathematics
1 answer:
Anastasy [175]3 years ago
8 0
3(2x + 7) = 9 ...divide both sides by 3
2x + 7 = 9/3
2x + 7 = 3
2x = 3 - 7
2x = -4
x = -4/2
x = -2

or this way..
3(2x + 7) = 9
6x + 21 = 9
6x = 9 - 21
6x = - 12
x = -12/6
x = -2
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465mi/15.5gal = 30mi/gal
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a rectangle has a perimeter of 68 inches.if the width of the rectangle is 10 inches,what is the length of the rectangle?
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l=24in

Step-by-step explanation:

P=2(l+w)

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2﹣w=68

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Solve x^2+ 8x- 6=0 using the Quadratic Formula
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Answer:

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Step-by-step explanation:

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Draw three lines that are parallel to the x-axis. Read the ordered pairs for points on each line. What generalization can you ma
irina [24]

Answer:

If the line is parallel to the x-axis than only x value changes and y value remains constant.

Step-by-step explanation:

Consider the provided information.

We need to draw three lines that are parallel to the x-axis.

The required graph is shown below:

Now the ordered pairs for points on each line is:

For line y=-3 The ordered pairs are (-1,-3), (0,-3) and (1,-3)

For line y=2 The ordered pairs are (-2,2), (2,2) and (3,2)

For line y=4 The ordered pairs are (-3,4), (0,4) and (4,4)

Here we can observe the x value changes but y values remains constant.

Therefore, if the line is parallel to the x-axis than only x value changes and y value remains constant.

7 0
3 years ago
Question 19 (5 points) ✔ Saved
zheka24 [161]

The order of temperature values become -16.7°C > -11.15°C > -7°C > 3°C And -16.7°C is the coolest temperature and 3°C is the warmest as compare to others.

According to the statement

we have given that the some values of the temperatures and we have to write it in the order from the coolest to the warmest means in increasing order.

So, For this purpose,

The given values of temperatures are:

3°C , -7°C , 2°F, 262 K

Firstly convert into one form

So, convert all values in Celsius form,

3°C = 3°C

-7°C = -7°C

2°F = -16.7°C

262 K = -11.15°C

Now arrange into the order from coolest to warmest

So, it will become

-16.7°C > -11.15°C > -7°C > 3°C

So, -16.7°C is the coolest temperature and 3°C is the warmest as compare to others.

The order of temperature values become -16.7°C > -11.15°C > -7°C > 3°C And -16.7°C is the coolest temperature and 3°C is the warmest as compare to others.

Learn about the increasing order here

brainly.com/question/14662181

#SPJ1

7 0
1 year ago
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