Question

16.
The graphical representation of the equations 5x+2y=10 and 10x+4y=20 is:

a. Intersecting lines
b.Parallel lines
c.Coincident lines
d.None of these​

Answer 1

See pic for answer

Answer is c



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Answer 2

Answer:

5x + 2y =10 (1) 10x + 4y = 20 (2). equation (1)in multiple by 2 5x × 2 + 2y × 2 =10×2 10x + 4y =10 (3)