Solution of inequality -2/5x-9< 9/10

The table shows the balance of a money market account over time. write a function that represents the balance y (in dollars) after t years.

Solving algebraic equations 2m+3=11

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.