Three boards are placed end to end to make a walkway. the first board is 5 feet 10 inches long, the second board is 5 feet 11 inches long, and the third board is 5 feet 6 inches long. how long is the walkway? write your answer in feet and inches. use a number less than 12 for inches.

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets, x, and the number of student tickets, y. find the solution and explain what it means. i'll you if you me

What number line represents the solution set for the inequality -1/2 greater than or equal to 4

Simplify (8x2 − 1 + 2x3) − (7x3 − 3x2 + 1). −5x3 + 11x2 − 2 5x3 − 11x2 + 2 x3 + 2x2 + x3 x3 − 2x2 − x3