Question

A (7, -3), B (4, y) the midpoint of AB is (1, 6), what is y?

Answer 1

mid point formula is
\[x =\frac{ x _{1} +x _{2} }{ 2 }\]

Answer 2

and the same for y

Answer 3

\[6=\frac{ -3+y }{ 2}\]
\[12=-3+y\]
\[12+3=y\]
\[y=15\]

Answer 4

Thank you so much for your help. I really appreciate it.

Answer 5

Did you understand ?