La oferta es la siguiente: el precio de 2 piñas y 5 sandias es de s/ 12 y el 2 piñas y 3 sandias es de s/ 8. calcular el precio de una piña y el precio de una sandia

Ifound this on google “that means that the graph of a function with direct variation has these features: it is a straight line: because the slope is the ratio y/x = k. it passes through the origin (0,0): because y = kx = k (0) = 0.” i hope this you for what your looking for