# Calculas

posted by
**Annette**
.

Can someone walk me through the following questions: Partial Derivatives

f(x,y) = x^7 -8y -3 find x and y

f(x,y) = 7 / 5x + 4y, find x and y

posted by
**Annette**
.

Can someone walk me through the following questions: Partial Derivatives

f(x,y) = x^7 -8y -3 find x and y

f(x,y) = 7 / 5x + 4y, find x and y