Mr. smith is paid $9.50 per hour for fixing watches. write an expression for the amount of money mr. smith earns in h hours.

the answer is ! ?

in geometry, parallel lines are lines in a plane which do not meet; that is, two lines in a plane that do not intersect or touch each other at any point are said to be parallel. by extension, a line and a plane, or two planes, in three-dimensional euclidean space that do not share a point are said to be parallel.