On monday 254 students went on a trip to the zoo all 5 buses were filled 9 students had to travel in cars how many students were in each bus ?

step-by-step explanation:

step 1: solve one of the equations for one of the variables. let's solve the first equation for y:

step 2: substitute that equation into the other equation, and solve for x.

step 3: substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.