Only number 7! I NEED HELP WITH! Only number 7!

Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?

Tim open up a new saving account with a $50 deposit and plant to deposit $20 per week into the same account.write an expression to represent the total amount in his savings account.

Glenda makes an online purchase for picture frames for $12.95 each and formats of $5.89 each the site says it taxes paid by the customer or 6.5% of the total purchase price shipping charges are based on the