What would be the system of equations for y=-6+x, y=-2+z, and z=1-x. What would the solution be in points

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets,x, and the number of student tickets,y. find the solution and explain what it means. i'll you if you me

Find the value of x for which the lines are parallel.

Aline passes through 3,7 and 6,9 what equation represents the line