Question

@ivettef365

Answer 1

plug in the coordinates to see which one is true, you have
points (9,8) you have x+y= 17 and 9+8 = 17 for that is good
lets try the other x^2 + y^2 = 157 81 + 64 = 157 not good

keep trying

Answer 2

first look at the points which one add to 17 ??

Answer 3

a can

Answer 4

since you have x+y = 17

Answer 5

correct, a and b, but we tried b and is not good, try a on the other equation to see if is true

Answer 6

it works

Answer 7

then that is the correct answer

Answer 8

thank you:)

Answer 9

yw :)