Leona spent 5/8 of 2/3 of her allowance on magazines. What fraction of her total allowance did she spend on magazines?
What fraction did she have left?

For the given quadratic equation convert into vertex form, find the vertex and find the value for x=6 y=-2x^2+2x+2

How can you construct perpendicular lines and prove theorems about perpendicular lines

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.