Answer:
5−10g+20h
Explanation:
To distribute the 5 to the terms inside the parentheses, we can use the distributive property:
(1−2g+4h)⋅5 = 5⋅1−5⋅2g+5⋅4h
= 5−10g+20h
This is the simplest equivalent expression we can get, as there are no more terms that can be combined.