Write an expression for this problem
operations
problem andaluate the expression using me urder of

9. Emily has $42. She buys 6 packs of baseball
display book for $8. How much does Emily have left?

10. Ethan’s son is having his birthda y at the movie theater. He invites 9
friends to his party. He buys one ticket for himself at $7.50. 10 movie tickets
for his son and his friends for $5.50 each, 5 large popcorns at $6 each, 2 boxes
of candy at $2 each, and 10 small drinks at $3.50 each. How much did Ethan's
dad spend in all, and how much did he spend per child?
Evaluate each expression