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mihalych1998 [28]
3 years ago
13

Simplify (x - y + 1) - (x + y - 1). -2x + 2y -2y + 2 2y-2 2x - 2y + 2

Mathematics
2 answers:
GrogVix [38]3 years ago
5 0

Answer:

-2y + 2

Step-by-step explanation:

Let's first remove the parentheses.  (x - y + 1) becomes x - y + 1 and -(x + y - 1) becomes -x -y + 1.   Combine like terms:

x - y + 1 - x - y + 1 = -2y + 2

Finger [1]3 years ago
4 0

Answer:

-2y + 2

Step-by-step explanation:

(x - y + 1) - (x + y - 1)

remove ( )

= x - y + 1 - x - y + 1

simplify

= -2y + 2

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Line segment XY begins at (-6,4) and ends at (-2,4). The segment is reflected over the x-axis and translated left 3 units to for
Marat540 [252]

Line segment XY begins at (-6,4) and ends at (-2,4); XY is reflected over the x-axis and translated left 3 units to form line segment X'Y' which has a length of 4 units.

<h3>What is a system of equations?</h3>

A system of equations is two or more equations that can be solved to get a unique solution. the power of the equation must be in one degree.

Line segment XY begins at (-6,4) and ends at (-2,4). Hence:

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XY is reflected over the x-axis and translated left 3 units to form line segment X'Y'. Hence:

XY = X'Y' = 4 units

Line segment XY begins at (-6,4) and ends at (-2,4); XY is reflected over the x-axis and translated left 3 units to form line segment X'Y' which has a length of 4 units.

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5 0
2 years ago
Anybody know the answer?
klio [65]
The equation of the unit circle is
                                               x^2 + y^2 = 1
If x = 5/8, then solving for y
                                         (5/8)^2 + y^2 = 1
                                                          y^2 = 1 - 25/64
                                                          y^2 = 39/64
                                                          y     = sqrt(39/64)
We use the positive square root because positive x-coordinate and positive y-coordinate is in the first quadrant.
Therefore the answer to this question is sqrt(39)/8
5 0
3 years ago
Larry was born on June 7, 1962. His little sister was born thirteen years and three days later. When was his sister born?
Viefleur [7K]

Answer:

The answer is B

Step-by-step explanation:

2021 - 1962 =59

59-13=46

2021-46=1975

Then 7+3=10

3 0
3 years ago
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