Question

does (3,5) lies on the graph of 3x + 10y = 15?

Answer 1

Noo it does not lie on this graph as if you put the x and y coordinate in equation u will not get their sum 15.

Answer 2

here x=3 .
y=5
LHS
3MULTIPLY 3+10multiply5
=9+50
=59
not equal to 15
there it will not pass