If x=5, then 6x= 30 because 6x5=30
3"11 + 4"8
If you add them you would get 7"19 which can't happen so you would take 12 of the inches out of 19 and make it another foot leaving you at 8"7
Combined, the two boxes are eight foot seven
Answer:
3 foot 3 inches
Step-by-step explanation:
How much deeper the hole should be = intended depth - current depth
Convert feet to inches for easy calculation
1 ft = 12 inch
5 x 12 = 60 inches
1 foot = 12
12 + 9 = 21 inches
60 - 21 = 39 inches
convert inches to feet
39 /12 = 3 feet 3 inches
Answer:
81
Step-by-step explanation:
9² is the same as 9 × 9
9 × 9 = 81