What is 5x -2=38
A 36
B 8
C 7
D 13

How do you use the additive inverse to evaluate an expression that uses subtraction in a full sentence

Which will form a composite function?

The graph shows the decibel measure for sounds depending on how many times as intense they are as the threshold of sound. noise in a quiet room is 500 times as intense as the threshold of sound. what is the decibel measurement for the quiet room? 20 decibels28 decibels200 decibels280 decibels