Question

If the midpoint of the line segment joining the points (3a,4)(-2,2b) is ( 2,2a+2) find the value of a and b,

Answer 1

x=(3a-2)/2

2=(3a-2)/2

4=3a-2

2=a

y=(4+2b)/2

2a+2= (4+2b)/2

4a+4= 4+2b

8+4=4+2b

12=4+2b

4=b