Question

What is the equation to y = 4x

Answer 1

20x - 5y= -5

6x- 5y= 9

14x= - 14

x= - 14by4= - 1

put value in equation2

6( - 1) - 5y= 9

- 5y= 9 plus 6

- 5y= 15

y= -15 by5= - 3

Answer 2

It is 8 the answer of it