Answer:
28
Step-by-step explanation:
x-10+2=20
add -10 and 2 together to simplify the equation
x-8=20
add 8 to both sides to isolate x
x=28
hope this helped!
Answer:
$4.20
Step-by-step explanation:
you first do 1.75 divided by 5 which gives you .35
so you do .35 times 12 which gives you 4.2
Answer:
7
Step-by-step explanation:
get the x on the same side.
subtract 2x from both sides
30=3x+9
then get the variables on one side by themselves. subtract 9 from both sides.
21=3x
now divide by 3 on both sides.
there's your answer.
Deleted acc.. that’s sad I had the same work before
Coordinates of the final image is 
Point A is (1,3)
Now applying rule
So, after applying rule We get 
Dilates the image centered at the origin with a scale factor of 3 means that multiply coordinate point by 3.
So, after multiplying by 3 . We get final image is
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