How do i get the second equation into standard form. a+b=c?

Kayaks rent for $35 per day. which expression can you use to find the cost in dollars of renting 3 kayaks for a day?

What is 100,000 times 1/100,000, using the standard method of multiplication? write the answer as 10 to a power.

Shannon drove for 540 minutes. if she traveled 65 miles per hour,how many total miles did she travel?