Answer:
y + 3 = (-1/2) x
Step-by-step explanation:
2x-y=-7
-y=-2x-7
y=2x+7
Slope m1= 2, perpendicular slope m2= -1/2
Equation of a line with perpendicular slope m2 and a point (0,-3) is
y - (-3) = (-1/2)(x - 0)
2y + 6 = - x
A: the same line
khan academy
$6.96
(4*8.99) + (3*7)
35.96 + 21 = 56.96
50- 56.96 = -6.96 So she owes 6.96