hello!
![\sf{\underline{Given:-}](https://img.qammunity.org/2020/formulas/mathematics/middle-school/tgtkzo02zaocqlo1xciktgw5yiar4pu8kj.png)
![\bigstar{the~equation~of~the~line}](https://img.qammunity.org/2020/formulas/mathematics/middle-school/dlsdn86scev7ulr7c8cp5layda8e5pppfg.png)
To find:-
![\sf{\underline{the~y-intercept~of~the~line}](https://img.qammunity.org/2020/formulas/mathematics/middle-school/e2nx6gcncygkpogcibuhygbdppy2jqq04j.png)
Solution:-
Since the equation is written in slope-intercept form (y=mx+b), we should just look at the b term and identify the y-intercept.
Notice that the y-intercept is a constant.
Hence, the y-intercept is 4.
note:-
Hope everything is clear; if you need any explanation/clarification, kindly let me know, and I will comment and/or edit my answer :)