Question

Please give me the answer

Answer 1

60

Explanation:

7x +9x +30 + 42=104 16x=104-30-42 16x=32 x=2 BOC=2*9+42=18+42=60!!

Answer 2

60

Explanation:

AOC= AOB+ BOC

104= 7x+30 +9x+42

104= 16x+72

subtract both sides by 72

104-72=16x

32=16x

divide both sides by 16

x=2

BOC= 9(2) +42

BOC= 60