Question 416840
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Hi
Using the standard slope-intercept form for an equation of a line y = mx + b
  where m is the slope and b the y-intercept. Here: m = -2 and b = 1 
find the ordered pair solution of y = -2x+1 that corresponds to x= -3
y = -2x+1 
y = -2*-3 + 1 = 7   Ordered Pair Pt(-3,7)
{{{drawing(300,300,   -10,10,-10,10,blue(line(-3,10,-3,-10)),     grid(1),
circle(-3,7,0.4),
graph( 300, 300, -10,10,-10,10,0,-2x+1))}}}