Miguel's basketball team is down seven points from their opponents. if they make a two-point field goal, how many more points do they need to tie the game? justify your answer by writing a number sentence to represent this situation.

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

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.

In a singing competition, there are 150 participants. at the end of each round, 40% of the participants are eliminated. how many participants are left after n rounds?