Hello
DEF and IKL , equilateral =>
DE = 5x-12 = 3x-4
5x-3x= -4+12
2x= 8
x=4
DE = 5x-12 = 20-12 = 8
KL = 3x+24 = 10x+3
24 -3 = 10x-3x
21 = 7x
x= 21/7 = 3
KJ = 10x+3 = 30+3 = 33
Bracelet
There are 2 bracelets and she possibly picks three. :)
Answer:
Step-by-step explanation:
I wish I knew :(
Solution is not extraneous, x=1 is correct answer
Step-by-step explanation:
We need to solve the equation
and find value of x.
Solving:

So. Value of x = 1
Now checking if solution is extraneous or not
Solution is extraneous if value of x doesn't satisfy the given equation.
Checking: putting x=1 in the equation 

Since x=1, verifies the given equation so, x=1 is not extraneous solution
Solution is not extraneous, x=1 is correct answer
Keywords: Solving equations and finding extraneous roots
Learn more about Solving equations and finding extraneous roots at:
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Answer:
the answer to that would be y=3x-9