Simplify. 8m+4n+7m−2n

A. 17mn

B. 15m + 2n

C. m + 2n

D. 15m + 6n

Please help me

Which of the following expressions is equal to 2x^2+8

Which expressions are equivalent to k/2 choose 2 answers: a k-2 b 2/k c 1/2k d k/2 e k+k

Arestaurant charges $100 to rent its banquet room for an event. it also charges $15 to serve dinner to each guest. write an equation for the total cost of the banquet room in terms of the number of guests. deine your variables. what is the total cost of the banquet room for 20 guests?