If robbie wants to save money to buy a car, he must get a part time job.
robbie started a new job yesterday at the grocery store. what is the conclusion

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?

Is there an x intercept in the equation 60*1.15^x

Prove sin2a + cos2a - 1 / sin2a + cos2a + 1 = 1 - tana / 1 + cota