Answer:
8x = 4x+30
x=7.5
Hope this helps!! Have a good day and remember to be tiger fierce!! :)
Answer:
12-5xy and 5r-7
Step-by-step explanation:
Since triangle ADE is similar to triangle ABC and the scale factor is 2, the following relation must be fulfilled:

The, by substituting the given information, we have

By multiplying both sides by x+2, we get

which gives

Then, by subtracting 4x to both sides, we have

and by adding 8 to both sides, we obtain

then, x is given by

Then, by substitutn
Answer:
118°
Step-by-step explanation:
Line b is a perpendicular bisector so 90°+28°=118°