What does it mean to get paid royalty

Find the equation of the line that goes through the points (4, –1) and (2, –5). use slope formula,equation,to find the slope of a line that passes through the points. m = use slope-intercept form, y = mx + b, to find the y-intercept (b) of the line. b = write the equation in slope-intercept form, y = mx + b.

Suppose i flip two identical coins. what is the probability that i get one head and one tail?

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r