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Crazy boy [7]
3 years ago
7

What is the value of x?

Mathematics
1 answer:
skelet666 [1.2K]3 years ago
8 0

Answer:

x = 20

Step-by-step explanation:

Since ΔACB ≅ ΔDCE then ∠A ≅ ∠D, that is

3x - 10 = 2x + 10 ( subtract 2x from both sides )

x - 10 = 10 ( add 10 to both sides )

x = 20

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