Raúl puede pintar una pared en una hora y Juan puede pintar dos paredes en una hora, ¿Cuánto tardarían en pintar una pared entre los dos?​

Which of these is and example of a literal equation? a) 6+30=6^2 b)3x-4y c)12=9+3x d)ax-by=k

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4

Clarence wants to buy a new car. he finds an ad for a car that costs 27,200 dollars. suppose his local sales tax is 7%. -how much would he have to pay? -what is the cost of the car including tax? -if clarence has 29,864 saved, can he pay cash to buy the car?