Answer:
0
Step-by-step explanation:
x=1 and y=-3
so 3x^2 + y = 3*1^2 + (-3)
= 3* 1 -3
=0
Hello!
I take that the "/" was meant to be a fraction. There fore, your answer would be

.
Enjoy.
~Isabella
Answer:
y=3/2x+7
Step-by-step explanation:
y=mx+b
m=3/2
b=7