The Technology Place gets a TV fo $200 wholesale and marks it up 180%. If the retail price is $602, what percent is the sales tax? ​

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?

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.

X+y=-4 x-y=2 use elimination with adding and subtraction