Question

The point R(7,4) is contained in line m that is parallel to the line y=3x.

Answer 1

Answer:

y=21

Step-by-step explanation: (7,4)

( x , y)

(7 , 4)

7 in the brackets represents x and 4 represents y as shown above therefore we take our equation : Y=3x,where there is x we substitute with 7 ,like i said 7 represents x therefore its going to be like ;

:. y=3x

  y=3x7 or y=3(7) ,same thing

 Therefore :.

  y=21

.HOPE THIS WAS HELPFUL.THANK YOU.