23- The equation of straight line whose slope 2 and a pass through (1,-1)
1 answer:
Answer: The equation is y = 2x -3
Step-by-step explanation:
Use the slope intercept formula (y=mx+b) and input the slope plus the x and y coordinate to solve for b(the y(the intercept) and write the equation.
y = mx + b m is the slope and be again is the y intercept.
-1 = 2(1) + b
-1 = 2 + b
-2 -2
b = -3
Therefore the equation is, y = 2x -3
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