Question

c) 2H - 3 = 9 d) 7C + 5 = 3C + 9

Answer 1

Answer:

h =6

c =1

$2h = 9 + 3 \\ 2h = 12 \\ 12 \div 2 = 6 \\ 7c + 5 - 3c = 9 \\ 4c + 5 = 9 \\ 4c = 9 - 5 \\ 4c = 4 \\ c = 4 \div 4 \\ c = 1$