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Elena-2011 [213]
4 years ago
10

I need the solution

Mathematics
1 answer:
Vikki [24]4 years ago
4 0

Answer:

=3/4

Step-by-step explanation:

3 (c+d)         2c-2d

-------------- * -------------

(c-d)             8c+8d


Factor the right had term.  The numerator can factor out a 2 and the denominator can factor out an 8.

3 (c+d)         2(c-d)

-------------- * -------------

(c-d)             8(c+d)

We can cancel the (c+d) in the numerator the left and the denominator on the right.  We can cancel the (c-d) in the numerator on the right and the denominator on the left

3                  2

-------------- * -------------

1                   8

We can divide the fraction on the right by 2 on the top and bottom.

3                  1

-------------- * -------------

1                   4

=3/4

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Please help! type of correspondence q's. ​
igomit [66]

Answer:

See below in bold.

Step-by-step explanation:

A.  (x + 7)^2 + (y - 7)^2 = 10.

This is the equation of a circle.

It is NOT a function

One to many correspondence.

B.  y = x^2 + 2x - 3

This is a parabola which opens upwards.

It is a function.

For 2 values of x ( except at the vertex) there is one value of y so it is

many to one correspondence.

3 0
3 years ago
When Mei solved the system of equations below, she got the
Pani-rosa [81]

Answer:

yes

yes is answer of this equation

5 0
3 years ago
I need the description of how to draw a parallel line and a perpendicular line.
EleoNora [17]
How to Draw Parallel Lines:
1. Draw a straight line any length

2. Draw another straight line any length

(note : ensure the lines will never intersect)

They shall never horizontally or vertically.

How to Draw Perpendicular Lines:
1. Draw a straight line vertically

2. Draw a straight line horizontally

(note : length does not necessarily matter)

The two lines must cross at right angles to each other!!

With the parallel line instructions, simply just draw lines but, when given the slopes of two lines, you must get graphing paper or make your own, and graph it by plotting points and then getting a ruler and tracing it.

With the perpendicular lines it helps with showing a relation between situations along with given slopes. They shall intersect always and meet at a 90° angle. Use the equations and plot them then take a ruler and trace them and notice the intersection. Solve it yourself and see that the intersection and the answers you got are the same.
5 0
3 years ago
Corey and David both have lots of video games. The number of games Corey has can be represented by x . Ricky has 3 times as many
Kisachek [45]

Answer:

21.3333333

Step-by-step explanation:

64/3=x

64/3=21.3333333

Sorry if its wrong.

5 0
3 years ago
Shelly run is 2 1/4 miles. Lynne ran 3 1/8 miles. Who ran farther and by how much
Serhud [2]

duh its Lynne she ran 3 1/8 and Shelby ran 2 2/8 so the one that ran the furthest was 1 1/8 apart


7 0
4 years ago
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