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deff fn [24]
3 years ago
10

On a coordinate plane, line segment A prime B has points (negative 2, negative 4) and (2, 1). Find the pre-image given the image

and scale factor.     Scale factor: n = 2 Identify the coordinates of the image.    A'(–2, –4)   B'(2, 1) Divide the coordinates by the scale factor. The pre-image of B' is B(1, 1 2 ). What is the pre-image of A'?
Mathematics
2 answers:
Burka [1]3 years ago
8 0

Answer:

-1,-2

Step-by-step explanation:

i guessed and got it right

GenaCL600 [577]3 years ago
7 0

Answer:The answer is -1,-2

Step-by-step explanation:TOOK TEST ON EDG

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Some equations have the form y=kx, where k is a number. Which equation CANNOT be written in the form y=kx?
kumpel [21]

Answer:

Any equation of the form

y = kx + b,

with b different from zero

Step-by-step explanation:

For example

y = 5*x +3

cannot be written in the form

y = k*x, because there is a term that shifts the graph upwards.

5 0
3 years ago
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-16 + 5x = -7(-6 + 8x) + 3 solvde for x
Angelina_Jolie [31]

Answer:

X=1

Step-by-step explanation:

3 0
3 years ago
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11111nata11111 [884]
M is -7/2 and b is 0

The m is the rate of change and it is always the coefficient of the X. The b is the constant in the equation and in this case there is none so it is 0.
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2 years ago
The value of x is a third of the value of 45-10x
Mnenie [13.5K]

Answer:

x = 45/13, also x = 3 6/13

Step-by-step explanation:

is = equal sign

of = multiply

<u>Equation:</u>

x = 1/3 (45-10x)

To do this, you could easily do communitive property of multiplication, but to make it more understandable I will use reversing.

1. Simplify. Multiply - Divide.

x=\frac{45-10x}{3}

2. Factor out common term 5.

x=\frac{5(9-2x)}{3}

3. Multiply both sides by 3.

3x=5(9-2x)

4. Expand.

3x=45-10x

5. Add <em>10x</em> to both sides.

3x+10x=45

Simplify. <em>3x + 10x = 13x.</em>

13x=45

Divide both sides by 13.

x= \frac{45}{13}

Mixed Number = x=3\frac{6}{13}.

You can also use distributive property. The formula for this problem is: (\frac{1}{3} * 45) - (1/3*10x).

4 0
2 years ago
LOOK AT THE SCREENSHOT PLS HELP!!!
Svetllana [295]

Answer:

x = 1.63 units

Step-by-step explanation:

For 30 degree angle,

Hypotenuse = x

Base = \sqrt2

We know that,

\cos\theta=\dfrac{B}{H}

B is base and H is the hypotenuse

So,

\cos(30)=\dfrac{\sqrt2}{x}\\\\x=\dfrac{\sqrt2}{\cos(30)}\\\\x=1.63

So, the value of x is equal to 1.63 units.

6 0
3 years ago
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