The width of a rectangle is 7n-1.5 feet and the length is 1.5n +9 feet. Find the perimeter of the rectangle The perimeter of the rectangle is feet. (Simplify your answer. Use integers or decimals for any numbers in the expression.)​

Maria donates a fixed amount, a, to a charity each month. if she donates $300 in 12 months, what is the equation for a? a. a + 300 = 12 b. a × 300 = 12 c. a × 12 = 300 d. a + 12 = 300 e. a + 32 = 100

Which best explains why this triangle is or is not a right triangle?

Aplane is taking off from bangladesh headed to new york city. at the same time, a plane from new york city is headed to bangladesh is also taking off. the plane bound to new york city is traveling at 600 mph, while the plane traveling to bangladesh is traveling at 400 mph. how far from new york city will the two planes meet if the distance between new york city and bangladesh is 8,000 miles?