Which equation is in slope-intercept form and represents a line with slope 3 through the point (9, –4)?

Question

campbell_st · Answer

well the equation of the line is 

y = 3x + b


to find b, subsitute x = 9 and y = -4  and solve for b

anonymous · Answer

b=31?

jdoe0001 · Answer

use the point-slope intercept form
$\large \begin{array}{llll}
&x_1&y_1& \qquad slope = m = 3\
(&9, &-4)\\quad \\quad \
&&&\Large y-y_1=m(x-x_1)
\end{array}$

campbell_st · Answer

nearly, just check the sign of b... the value is correct

goformit100 · Answer

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