# Find the coefficients of the equivalent polynomial

Algebra Level pending

$$P(x,y)=5x^3+5y^3+4x^2y+4xy^2+3x^2+3y^2+2xy+x+y$$

$$r=x+y$$

$$s=xy$$

$$Q(r,s)=q_1r^3+q_2r^2+q_3rs+q_4r+q_5s$$

If $$P(x,y)=Q(r,s)$$, then $$q_1+q_2+q_3+q_4+q_5=\ ?$$

×