ANSWER
Yes, the two expressions are equivalent.
The identity property of multiplication.
EXPLANATION
The identity element for multiplication of real numbers is 1.
This means that, if you multiply any real number by 1, you get the same real number
The given expression is,

These two expressions are equivalent.
The property that is applied is the identity property of multiplication.
1 ounce of Jarod strawberry jam is 20¢
Unit price 20¢ for 1 ounce of jarod strawberry jam
Hope this helps!
The question is asking to states the best real life example of coordinate grid system is used, base on the question, the best examples of it are, GPS mapping, the block or address of the lot in every subdivision, and many more. I hope you are satisfied with my answer and feel free to ask for more
7x+10y=6400
x+y=700
x=700-y
7(700-y)+10y=6400
4900-7y+10y=6400
-7y+10y=1500
3y=1500
y=500
x=700-y
x=700-500
x=200
there were 200 children and 500 adults at the show
1 - y = 1.5x - 3
2 - y = 2x - 1
3 - y = 8/3x - 3
4 - y = -3x - 2
5 - y = 5 - 8/5x
6 - y = 5+x/3