The sister is as old as the brother will be when the sister is twice as old as the brother was when the sister' age was half the sum of their present age

Use set buikder notation to represent the following set: {, -2, -1, 0}

Vanessa earns a base salary of $400.00 every week with an additional5% commission on everything she sells. vanessa sold $1650.00 worth of items last week.

The architect's side view drawing of a saltbox-style house shows a post that supports the roof ridge. the support post is 8 ft tall. the distance from the front of the house to the support post is less than the distance from the post to the back of the house. how far from the front of the house is the support post positioned?