None of the equations are true they are all false when you plug in 3.5 for x
Answer:
All your steps are correct. Well done!
Real numbers, both rational and irrational numbers are real numbers
All together he made 23.40
One third of $17.55 is $5.85
When you add $17.55 and $5.85 together you get $23.40
3.43 look to the number to the right of the hundredths place. If it's higher than 5 round up.
