Your credit card charges a 1.5% periodic rate using the unpaid balance method. You had a finance charge of $25.30, you made a payment of $614.00, and you made no new purchases. What was your unpaid balance?

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

Adecibel is a logarithmic unit that can be used to measure the intensity of a sound. the function y = 10logx gives the intensity of a sound in decibels, where x is the ratio of the intensity of the sound to a reference intensity. the reference intensity is generally set at the threshold of hearing. use the graphing utility to graph the decibel function.a whisper has a sound intensity of 30 decibels. use your graph to you complete the following statement. the sound intensity of a whisper is times the reference intensity.

Write the standard form of an equation with (see picture below)