Can someone check if this is right or did I solve it wrong? translation:
given : f(x) = 2x-3 and g(x)= 4-3x
find: g(f(x)) , f(g(x)) and f(3x) - 2g(x+1)

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

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

The distance between a football fsaid and a parking lot is 135 feet. what is that length in yards? 2 mickey needs to cut pieces of ribbon that are each 1 meter long to tie onto balloons. if he has 8 pieces of ribbon that are each 1 dekameter long, how many 1-meter pieces of ribbon can he cut? show work