Question

HELPPP If _ABD and ZACD are both right angles, CD = 15, and BD = 4x-9, what is the value of x?

Answer 1

Answer:

$x=6$

Step-by-step explanation:

$BD$≅$CD$

$4x-9=15$

$4x=15+9$

$4x=24$

$x=6$

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