Answer: 1. 28 2. 25
Hope this helps!
Didn't know if you wanted the explanation or not, so sorry. But I can put an explanation if you need it.
Answer:
x= 5
Step-by-step explanation:
You need to get rid of the fraction first and to do that you muliply the whole equation by 5 so that your new equation reads 4x+25=45. Then you subtract 25 from both sides so you have 4x=20. Divide both sides by 4 so x=5.
system of inequalitities is

thats the first equation, then

and

answer is the second one