<em>ANSWER:</em>
<em>STEP:</em>
Add 8 and 5. You cannot add a number t a variable. So leave 4x+13 as the way it is.
Solve 3x−5 = 9:
Add 5 to both sides, to isolate 3x on the left side: 3x = 5+9 = 14
Solve this for x: x = 14/3
Answer:
4 miles
Step-by-step explanation:
30/7.5 = 4
Answer: 48 minutes
I just took the test and got it right.