Which is the best first step when solving the following system of equations? A.) Multiply the first equation by 4. B.) Add the first equation to the second equation. C.) Multiply the second equation by Negative 1. D.) Subtract the second equation from the first equation.

Two lines that do not intersect are skew. always sometimes or never

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

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