Question

please need help with this with the calculations

Answer 1

Answer:

-5y+2xy

14x^2+6xy.................

Answer 2

(a) -y(5-2x)

= -y(5) - y(-2x)

= -5y + 2xy

(b) 2x(7x+3y)

= 2x(7x) + 2x(3y)

= 14${x}^{2}$+6xy