Answer: 11.8
Step-by-step explanation:
You keep the same sign. So:-
4 + 4 = 8 and
--4 + -4 = -8
Answer:
if you bought 60 feet of copper pipe at $1.25 per foot, the total price would be $75
Step-by-step explanation:
since you are buying 60 feet of copper pipe, you would multiply the amount at which it costs per foot. 60×1.25=75
<em>hope this helps!</em>
Answer:
6.9 x 103
Step-by-step explanation:
