math
posted by Mary on .
m=2/3; b=45

What are you trying to figure out here? (x,y) ?

If you think about equation of a straight line:
y=mx+b
y= (2/3)*x+45 
Anonymous is right. m is the slope of the line and b is the y intercept.
So the graph will have a negative slope of (rise/run) 2/3 and it will cross the axis at y=45