Answer:
![\huge\boxed{\sf 3}](https://img.qammunity.org/2023/formulas/mathematics/high-school/p8iy2b31hriswcb04c55adw3httcld3uwt.png)
Explanation:
Given slope-intercept equation:
y = 3x + 5
Comparing it with standard form of slope-intercept equation i.e. y = mx + b.
Where,
m = slope = 3
b = y-intercept = 5
A line that is parallel to this line will have the same slope as this line.
So, it will also have a slope of 3.
![\rule[225]{225}{2}](https://img.qammunity.org/2023/formulas/english/college/eq413d752mwtrwwenrzwldxt4w1olmf1b3.png)