Respuesta :
Answer:
y = 2
Step-by-step explanation:
plug in the x value given, y = 3(2) - 4
simplify, y = 6 - 4
y = 2
Answer:
y=5
Step-by-step explanation:
Substitute 3 in for x
y=x^2-4
y=(3^2)-4
Find the exponent first
y=9-4
Subtract
y=5
Hope this helps! :)