Explanation:
i will assume u mean y - 2x+1
y = 2x-1
parallel lines have the same slope (m) = x coefficient = 2
line general equation = y = mx + b
y = 2x + b
from the point given (4,-2)
x=4. y = -2
-2 = 2×4 +b
-2 = 8 + b
b = -10
y = 2x -10
if it is not y-2x +1
plz tell me