Mateo's old bedroom was a square with integer dimensions. His new bedroom is 3 feet wider and 2 feet deeper. The increase in area is 46 square feet. What were the dimensions of Mateo's old bedroom?

What is the value of r of the geometric series?

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?

Simplify using positive exponents only.