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It's looking for the solved answer, not the simplified expression (no variable in final answer)

It's looking for the solved answer, not the simplified expression (no variable in-example-1

1 Answer

2 votes

Answer:

BC = 144 units

Explanation:

BC = BD + DC , substitute values

8x = 4x + 10 + 3x + 8 = 7x + 18 ( subtract 7x from both sides )

x = 18

Thus

BC = 8x = 8 × 18 = 144 units

User Saad Farooq
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