Answer:
y=(x+7)2(2x+1)(x−4)
y=2x4+21x3−4x2−399x−196
Step-by-step explanation:
I need help can you help me?
Answer:
x = -1/2
Step-by-step explanation:
We are given:

Subtract 1 on both sides:

Then, multiply 3 on both sides:

Finally, divide 4 on both sides:

15+70+45=130 :)) that’s how u calculate the perimeter just add them all together.
I do not know lol. I’m just doing this cuz I need to answer questions in order to ask question