Step-by-step explanation:
x²-xy-xy+y²
x²+2xy+y²
hope it helps
No, it does not equal 0. Lets multiply it out and see what it actually equals.
15/25 * 25/15
15*25 / 25*15
375 / 375
Anything over itself is 1, so the final answer for the multiplication is 1.
y=-1/2x-4
I could be wrong. Not my strong subject.
-Seth
Answer:
Step-by-step explanation:
x = 0.8 + 0.2y
