This is my problum can you me it says find -3 3/4+1/2 on a number line the -3 at the start is a mixed number

An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?

Lindsay used two points, (x,y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?

Zach spent 2/3 hour reading on friday a 11/3 hlurs reading on saturday. how much more time did he read on saturday tha on friday