Giving 30 points &’ brainliest to whoever can help w these two questions!!

Agreeting card company can produce a box of cards for $7.50. if the initial investment by the company was $50,000, how many boxes of cards must be produced before the average cost per box falls to $10.50?

Two triangles can be formed with the given information. use the law of sines to solve the triangles. b = 49°, a = 16, b = 14

What is the value of x in the equation7x+2y=48 when y=3