Yes, one ounce is 28 grams.
Answer:
x=18
Step-by-step explanation:
5x+2=72
-2 -2
5x=70
---------
5
x=18
Answer:
(x,y) = (4,3)
Step-by-step explanation:
Answer:
14
Step-by-step explanation:
mass of 100 centimeters of copper wire is
so, mass of 1 centimeter of copper wire will be
hence, 14 centimeters of copper wire will provide .28 copper