Question

the point 1'2 lies on y=2x+c then the value of c is​

Answer 1

Answer:

point is 1,2

line y=2x+c

this point lies on the line

it means it satisfies equation of line

put x=1, y=2

2=2+c

c=0

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Answer 2

Answer:

find the value of c

Step-by-step explanation:

x=1, y=2 or (1,2)

y=2x+c

2=2×1+c

2-2=c

c=0