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erma4kov [3.2K]
3 years ago
15

How to solve equations with variable in denominator?

Mathematics
1 answer:
OlgaM077 [116]3 years ago
4 0
In general you can multiply through by the LCD

For example solve :-

2/x  +  1 / (1+ x) =  11/12

The LCD is 12x(x + 1).

Now we multiply each term by 12x(x + 1) 

2*12(x+1) + 12x = 11x(x + 1)

and this is solved in the usual way.
You might be interested in
The measure of <1 = 20x + 21 and the measure of <2 = 30x - 29.
geniusboy [140]

Answer:

Both equal 121 degrees

Step-by-step explanation:

Vertical angles are equal, and  and 2 are indeed vertical angles.  They are the "top" and "bottom" of the x formed.  So you can use this.

angle 1 = angle 2

20x + 21 = 30x - 29

50 = 10x

5 = x

So just plug this in.

20x + 21

20(5) + 21

121

30x - 29

30(5) - 29

121

So both are 121.

8 0
3 years ago
What is the percentage of 45mph to 60mph
Dmitrij [34]
The answer is 75% because its like a clock 15, 30, 45, 60
5 0
3 years ago
What is 5√72 in exponential form?
lisov135 [29]

Answer:5x7

Step-by-step explanation:

3 0
3 years ago
The midpoint of AB is M(3, -1)M(3,−1). If the coordinates of AA are (8, 4)(8,4), what are the coordinates of BB?
enot [183]
B (-2, -6) B (-2, -6)

BB (-2,-6) (-2,-6)
5 0
4 years ago
Alyssa spent 365 hours commuting on the train over the course of 54 days.if she rode the same amount of time per day , approxima
Alecsey [184]

Approximately 6.8 hours Alyssa spends on the train per day.

Given that, Alyssa spent 365 hours commuting on the train over the course of 54 days.

We need to find the number of did Alyssa spend on the train per day.

<h3>What is an equation?</h3>

In mathematics, an equation is a formula that expresses the equality of two expressions, by connecting them with the equals sign =.

Let the number of hours Alyssa spends on the train per day be x.

Now, x=365/54

=6.759≈6.8 hours

Therefore, approximately 6.8 hours Alyssa spends on the train per day.

To learn more about an equation visit:

brainly.com/question/14686792.

#SPJ4

8 0
2 years ago
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