Border fencing cost 2.89 per package in his back and drop in selling 30 feet what will the cost be to buy fencing to go around triangular flower bed

What value of x is in the solution set of 4x - 12 s 16 + 8x? -10 -9 -8 -7

The square root of 9x plus 7 plus the square rot of 2x equall to 7

The serenity and the mystic are sail boats. the serenity and the mystic start at the same point and travel away from each other in opposite directions. the serenity travels at 16 mph and the mystic travels at 19 mph. how far apart will they be in 3 hours?