Question 656285
The general form for a straight line is
{{{ y = m*x + b }}} where
{{{m}}} = slope
{{{ b }}} = y-intercept
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given:
{{{ m = 6 }}}
so far I have {{{ y = 6x + b }}}
and I am told
{{{ y = f(x) }}}
{{{ f(12) = 13 }}}
so,
{{{ 13 = 6x + b }}}
{{{ 13 = 6*12  + b }}}
{{{ 13 = 72 + b }}}
{{{ b = -72 + 13 }}}
{{{ b = -59 }}}
Now I have
{{{ y = 6x - 59 }}} answer