What is the solution to the expression 18 ÷ 2 + (1/4) to the power of 2 • 8 × 4? PLEASE EXPLAIN

Solve |x| > -9 a) {x|x< -9 or x> 9} b) all reals c) no solution

Answer asap ! the shortest path from point a to point b goes through a pond. to avoid the pond, you must walk straight 34 meters along one edge of the pond, then take a 90 degree turn, and again walk straight 41 meters along another edge of the pond to reach point b. about how many meters would be saved if it were possible to walk through the pond? a. 11 m b. 20 m c. 30.45 m d. 21.73 m

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)