Question

(Combining Equations)what is the result of subtracting the second equation from the first ? -2x + y = 0 -7x + 3y = 2

Answer 1

$(-2x+y)-(-7x+3y)=0-2$$-2x+y+7x-3y=-2$$(7x-2x)+(y-3y)=-2$$5x-2y=-2$Then the result will be the equation 5x-2y=-2 (last equation)