What is the equation of a line that passes through (-6, 2) and has a slope of −12 ?
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\[y-y1=m(x-x1) \] slope = -12 x1=-6 y1=2
Just plug everything in and solve :)
y=x2−2 y=−x2−1 y=2x+1 y=−2x−1
Do what i told u to do above
in y = mx + b form the slope is in the m position so m = -12 your points (-6,2)....x = -6 and y = 2 now we already know the slope (m) and our points (x,y)....so basically we just need to find b, the y intercept. So we sub into the formula and find b y = mx + b 2 = -12(-6) + b 2 = 72 + b 2 - 72 = b -70 = b so your equation becomes : y = -12x - 70 questions ?
thanks
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