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tatyana61 [14]
3 years ago
11

How to add fraction with x

Mathematics
2 answers:
Butoxors [25]3 years ago
7 0

answer: Enter an expression containing the sum or difference of fractions and click the Add Fractions button.

1/(x+1)+3x/(x-2)

Add fractions

Algebraic Fractions

You have encountered fractions many times since early in the study of mathematics. They occur in formulas and in many day-to-day practical problems. However, the fractions of arithmetic are made up strictly of numbers. We will now study operations on fractions whose components are algebraic expressions.

Step-by-step explanation:

Upon completing this section you should be able to:

Factor the numerator and denominator of a fraction.

Simplify algebraic fractions.

An algebraic fraction is the indicated ratio of two algebraic expressions.

In your study of arithmetic you were instructed that fractional answers were always to be left in reduced, or simplified form. For the fraction  you "reduced" it to  by dividing the numerator and the denominator by 4. The fraction  cannot be reduced because no number (other than 1) will divide both numerator and denominator. In simplifying fractions this way you were using the following definition. (hope this is helpful for you.)

maxonik [38]3 years ago
6 0

Answer:

To add fractions there are Three Simple Steps:

Step-by-step explanation:

Step 1: Make sure the bottom numbers (the denominators) are the same.

Step 2: Add the top numbers (the numerators), put that answer over the denominator.

Step 3: Simplify the fraction (if needed)

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Please answer this correctly
iren2701 [21]

Answer:

10.71 yd

Step-by-step explanation:

First let's find the radius of the quarter circle.

area =\frac{1}{4} \pi {r}^{2} \\  7.065 = \frac{1}{4} *3.14 {r}^{2}  \\  \frac{7.065}{3.14}  = \frac{1}{4} * \frac{3.14 {r}^{2} }{3.14}  \\  9 =  {r}^{2}  \\  \sqrt{9}  = r \\ 3 yd= r

Now let's find the arc length of this quarter circle.

\frac{90}{360}  \times 2\pi \: r \\  \frac{1}{4}  \times 2 \times 3.14 \times 3 \\  =  \frac{9.42}{4}  \\  = 4.71yd \\

Now let's find the perimeterperimeter \\  = arc \:  \: length + radius + radius \\  = 4.71 + 3 + 3 \\  = 10.71yd

<em>hope</em><em> </em><em>this</em><em> </em><em>helps</em>

<em>brainliest</em><em> </em><em>appreciated</em>

<em>good</em><em> </em><em>luck</em><em>!</em><em> </em><em>have</em><em> </em><em>a</em><em> </em><em>nice</em><em> </em><em>day</em><em>!</em>

4 0
3 years ago
Read 2 more answers
tina divides 21.4 ounces of trail mix equally inyo 5 bags how many ounces of trail mix are in each bag
Dafna1 [17]

Answer:

4.28 ounces each

Step-by-step explanation:

21.4 divided by 5 equals 4.28

8 0
3 years ago
Please help, easy geometry​
iVinArrow [24]

Answer:

  26 cm²

Step-by-step explanation:

The area of the rectangle whose dimensions are shown at the right and bottom is ...

  (6 cm)(7 cm) = 42 cm²

The figure is smaller than that by the area of the space whose dimensions are shown at the right and in the middle left:

  (4 cm)(4 cm) = 16 cm²

The figure area is then the difference ...

  42 cm² - 16 cm² = 26 cm²

_____

<em>Alternate solution</em>

Draw a diagonal line between the lower right inside corner and the lower right outside corner. This divides the figure into two trapezoids.

The trapezoid at lower left has bases 7 and 4 cm, and height 6-4 = 2 cm. Its area is ...

  A = (1/2)(b1 +b2)h = (1/2)(7 + 4)(2) = 11 . . . . cm²

The trapezoid at upper right has bases 6 cm and 4 cm and height 3 cm. Its area is ...

  A = (1/2)(b1 +b2)h = (1/2)(6 + 4)(3) = 15 . . . . cm²

Then the area of the figure is the sum of the areas of these trapezoids, so is ...

  11 cm² + 15 cm² = 26 cm²

_____

<em>Comment on other alternate solutions</em>

There are many other ways you can find the area of this figure. It can be divided into rectangles, triangles, or other figures of your choice. The appropriate area formulas should be used, and the resulting partial areas added or subtracted as required.

You can also let a geometry program find the area for you. (It is 26 cm².)

8 0
4 years ago
Which of these numbers equals 30.75 -3? A. -92.25 B. -10.25 C. 10.25 D. 92.25
mamaluj [8]

Answer:

27.75

Step-by-step explanation:

30.75 - 3

Subtract the terms.

= 27.75

5 0
3 years ago
If you multiply four times the sum of my number and 2,<br> you get 28. What's my number?
Karo-lina-s [1.5K]

Answer:

5

Step-by-step explanation:

5+2 = 7

7x4 = 28

4 0
3 years ago
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