Question

What is the value of y = 7 - 2x when
X=4?
When x = 4, y =

Answer 1

y=7-2x=>y=7-2x4(x=4)
y=7-8=-1=>
x=4;y=-1

Answer 2

y=7-2(4)
y=7-8
y=-1
y is equal to negative 1