How do you write an equation of a line given Slope: -2 y intercept:(0,4)?

Jun 17, 2016

$y = - 2 x + 4$

Explanation:

you can use the formula:

$y - {y}_{0} = m \left(x - {x}_{0}\right)$

where m is the slope and$\left({x}_{0} , {y}_{0}\right)$ is the intercept

By substituting your data, you have:

$y - 4 = - 2 \left(x - 0\right)$

$y = - 2 x + 4$