What is the solution of the equation x2 + 8x = 4?

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 are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?