You earn 15n dollars for mowing n lawns. how much do you earn for mowing one lawn seven lawn

If you earn 15n dollars for mowing n lawns, you earn $15 for one lawn and $105 for seven lawns.

15n for n lawns meaning you earn $15 for a lawn as in the word problem

so in the equation 15n out 1 for 1 lawn u get 15 (1) = $15 for 1 lawn and for 7 lawns multiply that answer by 7 u get $105