What does m stand for in -23m-(-35m)-48?

What does the 19 mean in 9 times 19 parabellum? Where is the first mention of shoes in the bible? What is a palindrome for a mistake? Does a cylinder have perpendicular edges? What is the value of a EB-9-7186 Marchant calculator? What is the word constant and the word variable mean in a relationship? What is the percent of one twelfth? What is 16 over 20 in decimal form? What are triangles that share a common angle? What is the value of 8 in 218? How much is a dime with lady on it? How many days are in 7 and a half weeks? What is the average speed of a deer in a second? How many hundreds is 20 tens equal to? Bobsleds distance-time travels graph indicates 100m in 25s what's his speed? What is the date when a unit must arrive at its destination and complete offloading to properly support the concept of operation? What answer of A car accelerates uniformly from rest after five seconds its final velocity is twenty meter per second its acceleration during third second will be? How do can you find hecto? How can you calculate the mechanical advantage of a screw machine? What quadrilateral has two sets of parallel equal sides?