57+23 = 80
not rounded it's 80.14
(13/3)^3 or (13/3)•(13/3)•(13/3)
Hello :
(3, 13) <span>pair - solution because when x=3 y = 5(3)-2 = 13</span>
The property that is applied in
is addition property of equality
Given :

From the above equation we can see that 4 is added at the both sides of the equation .
we can add same number at the both sides of the equation to balance the equation . That is called as addition property of equality
Here , 4 is added on both sides of the equality to balance the equation .
So , addition property of equality is applied .
Learn more : brainly.com/question/24214650
Is is b I am sure that is the right