Which of the following expressions is equivalent to 12x-3+2x+13? A. 17x+13

B.14x+16

C.10x+16

D.2(7x+5)

E. 14x+10

I’m stuck on this equation, anyone got the answer?

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?

You are saving to buy a bicycle; so far you save 55.00. the bicycle costs 199.00. you earn 9.00 per hour at your job. which inequality represents the possible number of h hours you need to work to buy the bicycle?