Question

sendo y =2. x + 5 e x= -4 qual o valor de y ?

Answer 1

y= 2.x+5
y= 2.-4+5
y= -8 + 5
y= -3

Answer 2

y = 2x + 5
x=-4

Logo,

y= 2.(-4) + 5
y= -8 +5
y= -3