Question 900836
 <pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi
y-2x=1  0r y = 2x + 1
2y-4x=1 0r y = 2x + 1/2
both have slope = 2
the standard slope-intercept form for an equation of a line is {{{y = highlight_green(m)x + highlight(b)}}}  
Parallel Lines, NO Solution
{{{drawing(300,300,   -6, 6, -6, 6, grid(1), 
graph( 300, 300, -6, 6, -6, 6,0,2x+1,2x+.5) )}}}