A phone company offers two monthly charge plans. In Plan A, the customer pays a monthly fee of $30 and then an additional 6 cents per minute of use. In Plan B, the customer pays a monthly fee of $35.30 and then an additional 5 cents per minute of use.
For what amounts of monthly phone use will Plan A cost no more than Plan B?
Use m for the number of minutes of phone use, and solve your inequality for m.

What are the domain and range of the functiony = 2(x - 3)2 + 4?

How do you use the additive inverse to evaluate an expression that uses subtraction in a full sentence

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.