Which of the following is a reflection of (2, 4) across the x-axis? A (2, -4) C (-2, 4) B (-2, -4) D (4,2)​

What expression is equivalent to 1/2(2+3x-6)

Josh has a rewards card for a movie theater he receives 15 points for becoming a rewards card holder he earns 3.5 points for each visit to the movie theater he needs at least 55 points to earn a free movie ticket which inequality can josh use to determine x, the minimum number of visits he needs to earn his first free movie ticket.

The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?