At practice Diego does twice as many push ups as Noah, and also 40 jumping jacks. He does 62 exercises in total. The equation 2x+40=62 describes this situation what is the value of x Help me pleasee

Francis is getting new carpet tiles in his living room and den. his living room and den are connected. he needs to figure out how much carpet he needs and the cost involved. if each tile costs $2.00 per sq ft, how much would it cost to have new tile put in the den? a) $24 b) $36 c) $48 d) $54 plz awnser soon