Here you can find x by solving 8x=-8 so x=-1. Then plug it in and you get 0
Answer:

For further explanation see the picture attached...
Answer:
J= -1
Step-by-step explanation:
I think the answer is Neither x nor y will eliminate because, by looking at the two equations we can add them and y will be elminated and we will have x-value but we can substitute the x value into one of the equation and obtain y value again.Hope this will help.Sorry If I was wrong .
Answer:
(384a+400)
Step-by-step explanation:
4(4a+5)4(4a+5)
first multiply the 4s in (8a+20)(8a+20)
then multiply the two ( )( )
64a+160a+160a+400
combined like terms
(384a+400)