What is the equation of the vertical line through (2,3)(2,3)left parenthesis, 2, comma, 3, right parenthesis?

Solve the triangle. a = 21°, c = 105°, c = 5

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.

Julia bought 7 hats a week later half of all her hats were destroyed in a fire. there are now only 12 hats left with how many did she start