Consider the function y = -2-3 cos(x + 7). What effect does the r have on the basic graph?
A. Vertical stretch
by factor a
B. Horizontal shift left 1 units
C. Vertical shift down 7 units
O D. Horizontal shift right 1 units

If f(x)=2x-6 and g(x)=3x+9, find (f-g)(x)

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Dean and karlene get paid to write songs. dean is paid a one-time fee of $20 plus $80 per day. karlene is paid a one-time fee of $25 plus $100 per day. write an expression to represent how much a producer will pay to hire both to work the same number of days on a song.