Complete these by finding the selling price in each case
cost price profit selling price
£270 10% £
£460 30%
£576 25%
£365 40%

Don't know how to find x given these segment lengths

How do you determine whether a relationship represented as as graph is linear or nonlinear

The vertex of this parabola is at (-2,-3). when the x-value is -1, the y-value is -5. what is the coefficient of the squared expression in the parabola's equation?