In a sale the normal price of a book is reduced by 10%. The sale price of the book is £4.86
Calculate the normal price of the book.

Follow these steps using the algebra tiles to solve the equation −5x + (−2) = −2x + 4. 1. add 5 positive x-tiles to both sides and create zero pairs. 2. add 4 negative unit tiles to both sides and create zero pairs. 3. divide the unit tiles evenly among the x-tiles. x =

What are the measures of angles a, b, and c? show your work and explain your answers. 25 points

What is the ordered pair that represents the linear inequality y< 6x-4