Respuesta :

y + 1 = 2(x - 5)....distribute the 2 thru the parenthesis
y + 1 = 2x - 10...subtract 1 from both sides
y = 2x - 10 - 1
y = 2x - 11....subtract 2x from both sides
-2x + y = -11 ...multiply by -1 to make A positive
2x - y = 11 <===