What is 36x - 8y^2 when x=3 and y=-6?

What is the equation of a line passing through (-6,5) and having a slope of 1/3

Rewrite so the subject can be y in the formula d=m-y/y+n

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?