Question

What is the answer to y=(5x+2)(7x-2x)

Answer 1

Y = (7x - 2x)(5x + 2)
y = 5x(5x + 2)
y = 5x(5x) + 5x(2)
y = 25x² + 10x

Answer 2

Y = (7x-2x)(5x+2)
y= (7x.5x)+(-2x.5x)+(2.7x)+(-2x.2)
y= 35x^2 + (-10x^2) +(14x)+(-4x)
y= 25x^2+10x