Write the equation of a line in standard form that has x-intercept (−P, 0) and y-intercept (0, −R).

A: Px − Ry = −PR
B: Px − Ry = PR
C: Rx + Py = −PR
D: Rx + Py = PR

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?

If 7x=9y, y/z = 7/5 , then x/z = (a) 2/7 (b) 7/9 (c) 9/5 (d) 9/7 (e) 5/9

One positive integer is 2 less than another. the product of the two integers is 24. what are the integers?