Write a system of equations to describe the situation below, solve using an augmented matrix, and fill in the blanks.
There are two mystery numbers. The sum of 9 times the first number and 3 times the second
number is 6. The sum of 3 times the first number and 3 times the second number is -6. What
are the two numbers?
The first number is ?
and the second number is ?

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.

Worth 15 points handsome jack is buying a pony made of diamonds. the price of the pony is p dollars, and jack also has to pay a 25% diamond pony tax. which of the following expressions could represent how much jack pays in total for the pony? a= p = 1/4 b= p+0.25p c=(p + 1/4)p d=5/4p 0.25p choose 2 answers

Find the measure for the angle indicated in bold