Answer:
A and B
27:9 divided by 3 on both sides,
9:3 (B)
27:9 divided by 9 on both sides,
3:1 (A)
Y = -0.1x+1
0.5 = <span>-0.1x+1
-0.5 = -0.1x
x = 5
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<span>A study found that in a certain region housing prices had decreased by half over a ten year period. A dollar bill is used to depict the initial average cost of a home in this region. A second dollar bill to depict the average housing price at the end of the ten year period should be <em>ONE-FOURTH</em> the <em>AREA</em> of the original bill. </span><span />
First of all, x =-1 (y don’t change) so first 2 answer is out.
Now mirror to x-1 >>>
A(0,-1)
0 >> -1 is left one step so -1 left one step is -2
A(0,-1) >> A’(-2,-1)
A(-5,0)
-5 >> -1 is right 4 step so -1 right 4 step is 3
A’(3,0)
This is correct
Answer is D
You can see explain here:
https://youtu.be/Zro30Ui9FXs