math

i have been learning slope for 10 yrs now but i still don't get the formula. my proffesa asked me what "m" and "b" stand for in the equation y=mx+b.

plzzzz help me !!!!

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  1. m is the slope, how far up in y for a given + change in x
    b is the value of y when x = 0, in other words the y axis intercept

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