What is the value of n in the equation –1/2(2n + 4) + 6 = –9 + 4(2n + 1)?

Money off coupons have been circulated to 300 households. only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. what fraction of coupons were unused? (ps: write how you got the answer)

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d? are he re

Math question.. plz me .. best answer all