Answer:
I think PEMDAS would be helpful for this.
Step-by-step explanation:
Answer:
20
Step-by-step explanation:
y^2+4y-1=(-7)^2+4(-7)-1=(-7)(-7)-28-1=49-28-1=21-1=20
hewo
Step-by-step explanation:
they dragged me here to answer this question also no I don't know the answer... sorry
Answer:
6
Step-by-step explanation:
just a guess
9+3+6+7 = 25
5+5+4+9 = 23
6+8+4+? = 24 ? = 6