Giveaway for 50 points if you answer this

i made this up my self

(8+8)-(2+2)×2

The function g(x) is defined as shown. x-1, -2 g(x) = 2x+3, -1 6-x, x23

Determine whether the graphs of y=8x+5 and -y=8x-5 are parallel, perpendicular, coincident, or none of these. a. coincident b. parallel c. perpendicular d. none of these

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)