Find the slope of the line on the graph.
write your answer as a fraction or a whole
number, not a mixed number or decimal.

Write the expression as a single natural logarithm. 2 in a - 4 in y

Either enter an exact answer in terms of \piπ or use 3.143.14 for \piπ and enter your answer as a decimal.

Ateacher wanted to buy a chair, a bookshelf, two tables and a desk. she spent $900 for all five items and the chair and the desk combined 70% of her total. if the bookshelf cost $50, how much did each of the tables cost?