6 ft 10 in + 8 ft 9 in = 15 ft 7 in
add the inches first and then subtract 12 from the 19 because 12 inches equals 1 foot then add 6+8+1=15 ft don't forget to include the 7 inches in your answer
Answer: (bc+2ac+3ab)/(abc)
Answer: 1 and 3
Step-by-step explanation:
4•3=12 and 2•3=6