Enlarge the triangle by scale factor 3 using the blue dot as the centre of enlargement

125 tickets were sold for the jazz band concert for a total of $1,022. students tickets cost $6 each, and general admission tickets cost $10 each. how many of each kind of tickets were sold?

What number should be added to both sides of the equation to complete this square? x^2-10x=7

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?