Question

2x(5x-2)-5x+2+y2(2_5x)

Answer 1

$2x(5x - 2) - 5x + 2 + y {}^{2} (2 - 5x) \\ 10x {}^{2} - 4x - 5x + 2 + 2y {}^{2} - 5xy {}^{2} = 10x {}^{2} + 2y {}^{2} - 5xy {}^{2} - 9x + 2$