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Plzz help fast :):):)

Plzz help fast :):):)-example-1
User Csterling
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Sum\ of\ angles:\ ADC\ and\ CDJ \ is\ 90^(\circ)\\\\ 4x+3x-8=90\\\\ 7x-8=90\ \ \ \ | add\ 8\\\\ 7x=98\ \ \ | divide\ by\ 7\\\\ x=14\\\\ CDJ: \ 3x-8=3*14-8=42-8=\boxed{34^(\circ)}
User Stephan Schlecht
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