Question

find the equation of the line that has a slope of 4 and passes through the point (1,4)

Answer 1

find b by plugging in for x and y into the equation y=mx+b:
4=4(1)+b
0=b

y=4x

Answer 2

\[y=mx+c\]
\[m=4\]
\[y=4x+c\]
\[4=4+c\Rightarrow c=0\]
so equation is
\[y=4x\]

Answer 3

:)

Answer 4

sorry ... repeated :-)

Answer 5

why does b=0